├── Bank Management system.CPP
├── Calender 1990 to 2070.CPP
├── Calender as usual format.CPP
├── Eight Queen Game.CPP
├── Game of BOLLYWOOD.c
├── Guess the correct Number.CPP
├── Modify version of Quiz.CPP
├── Perodic Table.CPP
├── QUIZ.C
├── README.md
├── Student Management system.CPP
├── Sudoku.CPP
└── Tic Tac Toe Game(unbeatable).CPP


/Bank Management system.CPP:
--------------------------------------------------------------------------------
  1 | //Bank Management system
  2 | #include<iostream.h>
  3 | #include<stdio.h>
  4 | #include<conio.h>
  5 | #include<fstream.h>
  6 | #include<string.h>
  7 | class A
  8 | {       int c,wm,d,e;
  9 | 	double am;
 10 | 	char s1[20],s2[20],s3[15],s4[20],s5[500],s6[10],s7[15];
 11 | 	public:
 12 | 	void B()
 13 | 	{ cout<<"Enter Name: ";
 14 | 	  gets(s1);
 15 | 	  cout<<"Enter Father's Name: ";
 16 | 	  gets(s2);
 17 | 	  cout<<"Enter Date of Birth(dd/mm/yyyy): ";
 18 | 	  cin>>s3;
 19 | 	  cout<<"Enter Nationality: ";
 20 | 	  cin>>s4;
 21 | 	  cout<<"Enter Address of Residance: ";
 22 | 	  gets(s5);
 23 | 	  cout<<"Enter Mobile Number: ";
 24 | 	  cin>>s7;
 25 | 	  cout<<"Enter Amount to be Deposit: ";
 26 | 	  cin>>am;
 27 | 	  cout<<"Enter Type of Account-Saving or Current: ";
 28 | 	  cin>>s6;
 29 | 	  cout<<"Enter Citizenship Number :";
 30 | 	  cin>>c;
 31 | 	}
 32 | 	void C()
 33 | 	{ cout<<"Name: "<<s1<<"\n";
 34 | 	  cout<<"Father's Name: "<<s2<<"\n";
 35 | 	  cout<<"Date of Birth: "<<s3<<"\n";
 36 | 	  cout<<"Nationality: "<<s4<<"\n";
 37 | 	  cout<<"Address of Residance: "<<s5<<"\n";
 38 | 	  cout<<"Mobile Number: "<<s7<<"\n";
 39 | 	  cout<<"Current Balance: "<<am<<"\n";
 40 | 	  cout<<"Type of Account-Saving or Current: "<<s6<<"\n";
 41 | 	  cout<<"Citizenship Number: "<<c<<"\n";
 42 | 	}
 43 | 	int D()
 44 | 	{ return(c);
 45 | 	}
 46 | 	int E()
 47 | 	{ char ch;
 48 | 	  int b,l=0;
 49 | 	  cout<<"\nYou are Modifying this Record\n\n";
 50 | 	  cout<<"Name: "<<s1<<"\n";
 51 | 	  cout<<"Father's Name: "<<s2<<"\n";
 52 | 	  cout<<"Date of Birth: "<<s3<<"\n";
 53 | 	  cout<<"Nationality: "<<s4<<"\n";
 54 | 	  cout<<"Address of Residance: "<<s5<<"\n";
 55 | 	  cout<<"Mobile Number: "<<s7<<"\n";
 56 | 	  cout<<"Current balance: "<<am<<"\n";
 57 | 	  cout<<"Type of Account-Saving or Current: "<<s6<<"\n";
 58 | 	  cout<<"Citizenship Number: "<<c<<"\n";
 59 | 	  cout<<"\nAre you sure to modify the record(Y/N): ";
 60 | 	  cin>>ch;
 61 | 	  if(ch=='y'||ch=='Y')
 62 | 	  { cout<<"\nWhat you want to change\n";
 63 | 	    cout<<"1.Name\n2.Father's Name\n3.DOB\n4.Address\n5.Mobile Number\n\n";
 64 | 	    cout<<"Enter your choice: ";
 65 | 	    cin>>b;
 66 | 	    switch(b)
 67 | 	    { case 1: cout<<"\nEnter New Name:";
 68 | 		      gets(s1);
 69 | 		      break;
 70 | 	      case 2: cout<<"\nEnter New Father's Name: ";
 71 | 		      gets(s2);
 72 | 		      break;
 73 | 	      case 3: cout<<"\nEnter Date of Birth: ";
 74 | 		      cin>>s3;
 75 | 		      break;
 76 | 	      case 4: cout<<"\nEnter Address of Residance: ";
 77 | 		      gets(s5);
 78 | 		      break;
 79 | 	      case 5: cout<<"\nEnter Mobile Number: ";
 80 | 		      cin>>s7;
 81 | 		      break;
 82 | 	     default: cout<<"\nWrong Choice";
 83 | 		      break;
 84 | 	    }
 85 | 	  }
 86 | 	  else
 87 | 	  { cout<<"\nYou not want to Modify the Record";
 88 | 	    l=1;
 89 | 	  }
 90 | 	  return(l);
 91 | 	}
 92 | 	void F()
 93 | 	{ int z,t,t1;
 94 | 	  e=0;
 95 | 	  wm=0;
 96 | 	  d=0;
 97 | 	  cout<<"Name: "<<s1<<"\n";
 98 | 	  cout<<"Father's Name: "<<s2<<"\n";
 99 | 	  cout<<"Date of Birth: "<<s3<<"\n";
100 | 	  cout<<"Nationality: "<<s4<<"\n";
101 | 	  cout<<"Address of Residance: "<<s5<<"\n";
102 | 	  cout<<"Mobile Number: "<<s7<<"\n";
103 | 	  cout<<"Amount Deposited: "<<am<<"\n";
104 | 	  cout<<"Type of Account-Saving or Current: "<<s6<<"\n";
105 | 	  cout<<"\nWhat you want to do\n";
106 | 	  cout<<"1.To Withdraw\n2.To Deposit\n";
107 | 	  cout<<"\nEnter your choice: ";
108 | 	  cin>>z;
109 | 	  switch(z)
110 | 	  { case 1: cout<<"\nWithdrawing the Amount\n";
111 | 		    cout<<"You having "<<am<<" Rs Amount in your Account"<<"\n";
112 | 		    cout<<"Enter Withdrawing Amount: ";
113 | 		    cin>>wm;
114 | 		    if(wm>am)
115 | 		    { cout<<"\nYou cannot Wihdraw the Amount of "<<wm<<" because the Deposited Amount is less than   Withdraw Amount\n";
116 | 		      e=1;
117 | 		    }
118 | 		    else
119 | 		    { cout<<"\nYour amount is Withdraw\n";
120 | 		      t1=am-wm;
121 | 		      am=t1;
122 | 		      cout<<"You have "<<am<<" Rs are in your account";
123 | 		    }
124 | 		    break;
125 | 	    case 2: cout<<"\nDepositing the Amount\n";
126 | 		    cout<<"You having "<<am<<" Rs Amount in your Account"<<"\n";
127 | 		    cout<<"Enter Amount to be Deposit: ";
128 | 		    cin>>d;
129 | 		    t=am+d;
130 | 		    am=t;
131 | 		    cout<<"\nYour Amount is successfully Deposited\n";
132 | 		    cout<<"You have "<<am<<" Rs are in your Account";
133 | 		    break;
134 | 	  default : cout<<"Wrong choice";
135 | 		    e=1;
136 | 		    getch();
137 | 		    break;
138 | 	 }
139 |        }
140 |        int G()
141 |        { return(wm);
142 |        }
143 |        int H()
144 |        { return(d);
145 |        }
146 |        void I()
147 |        { cout<<"Withdraw Amount: "<<wm;
148 |        }
149 |        void J()
150 |        { cout<<"Deposit Amount: "<<d;
151 |        }
152 |        int K()
153 |        { return(e);
154 |        }
155 | };
156 | void main()
157 | {       int x,r,rn,r1,r2,rn1,rn2,rn3,cn,c2,k,e1;
158 | 	char d;
159 | 	long pos;
160 | 	clrscr();
161 | 	A obj;
162 | 	while(x!=7)
163 | 	{ clrscr();
164 | 	  cout<<"\t\t\t**********************\n";
165 | 	  cout<<"\t\t\tBANK MANAGEMENT SYSTEM\n";
166 | 	  cout<<"\t\t\t**********************\n\n\n";
167 | 	  cout<<"MENU\n\n";
168 | 	  cout<<"1.Press 1 for Create a New Account\n";
169 | 	  cout<<"2.Press 2 for Search Details of Customer Account\n";
170 | 	  cout<<"3.Press 3 for Edit the Customer Account\n";
171 | 	  cout<<"4.Press 4 for Transction\n";
172 | 	  cout<<"5.Press 5 for Delete The Customer Account\n";
173 | 	  cout<<"6.Press 6 for Full Details of Account Holder\n";
174 | 	  cout<<"7.Press 7 for Exit\n\n";
175 | 	  cout<<"Enter your choice: ";
176 | 	  cin>>x;
177 | 	  switch(x)
178 | 	  { case 1: clrscr();
179 | 		    cout<<"Creating a New Account\n\n";
180 | 		    ofstream outfile1;
181 | 		    outfile1.open("bank.dat",ios::app|ios::binary);
182 | 		    obj.B();
183 | 		    outfile1.write((char*)&obj,sizeof(obj));
184 | 		    outfile1.close();
185 | 		    cout<<"\n\nDetails that you have added\n\n";
186 | 		    obj.C();
187 | 		    getch();
188 | 		    break;
189 | 	    case 2: int f=0;
190 | 		    clrscr();
191 | 		    cout<<"Searching the Details of Customer Account\n\n";
192 | 		    ifstream infile2;
193 | 		    infile2.open("bank.dat",ios::in|ios::binary);
194 | 		    cout<<"Enter Citizenshipship Number to Search: ";
195 | 		    cin>>r;
196 | 		    while(infile2.read((char*)&obj,sizeof(obj)))
197 | 		    { rn=obj.D();
198 | 		      if(rn==r)
199 | 		      { cout<<"\nRecord found !!!\n\n";
200 | 			obj.C();
201 | 			f=1;
202 | 			getch();
203 | 			break;
204 | 		      }
205 | 		    }
206 | 		    infile2.close();
207 | 		    if(f==0)
208 | 		    cout<<"\nSorry ! Record Not Found\n";
209 | 		    getch();
210 | 		    break;
211 | 	    case 3: int y=0;
212 | 		    clrscr();
213 | 		    cout<<"Editing the Customer Account\n\n";
214 | 		    fstream inout;
215 | 		    inout.open("bank.dat",ios::out|ios::in|ios::binary);
216 | 		    cout<<"Enter Citizenship Number of the record you want to Modify: ";
217 | 		    cin>>r1;
218 | 		    while(inout)
219 | 		    { pos=inout.tellg();
220 | 		      inout.read((char*)&obj,sizeof(obj));
221 | 		      rn1=obj.D();
222 | 		      if(rn1==r1)
223 | 		      { k=obj.E();
224 | 			y=1;
225 | 			inout.seekg(pos);
226 | 			inout.write((char*)&obj,sizeof(obj));
227 | 			getch();
228 | 			if(k==0)
229 | 			{ cout<<"\nRecord Modified Successfully";
230 | 			  getch();
231 | 			  clrscr();
232 | 			  cout<<"Modify Record is shown below-\n\n";
233 | 			  obj.C();
234 | 			  getch();
235 | 			}
236 | 			break;
237 | 		      }
238 | 		    }
239 | 		    inout.close();
240 | 		    if(y==0)
241 | 		    cout<<"\nSorry ! Record not Found";
242 | 		    getch();
243 | 		    break;
244 | 	    case 4: int u=0,u1=0;
245 | 		    clrscr();
246 | 		    cout<<"Transction\n\n";
247 | 		    fstream inout1;
248 | 		    inout1.open("bank.dat",ios::out|ios::in|ios::binary);
249 | 		    cout<<"Enter Citizenship Number: ";
250 | 		    cin>>cn;
251 | 		    while(inout1)
252 | 		    { pos=inout1.tellg();
253 | 		      inout1.read((char*)&obj,sizeof(obj));
254 | 		      c2=obj.D();
255 | 		      if(cn==c2)
256 | 		      { cout<<"\n";
257 | 			obj.F();
258 | 			inout1.seekg(pos);
259 | 			inout1.write((char*)&obj,sizeof(obj));
260 | 			u=1;
261 | 			u1=1;
262 | 			getch();
263 | 			break;
264 | 		      }
265 | 		    }
266 | 		    inout1.close();
267 | 		    if(u1==0)
268 | 		    e1=1;
269 | 		    else
270 | 		    e1=obj.K();
271 | 		    if(e1!=1)
272 | 		    { ofstream outfile4;
273 | 		      outfile4.open("bank1.dat",ios::app|ios::binary);
274 | 		      obj.D();
275 | 		      obj.G();
276 | 		      obj.H();
277 | 		      outfile4.write((char*)&obj,sizeof(obj));
278 | 		      outfile4.close();
279 | 		    }
280 | 		    if(u==0)
281 | 		    cout<<"\nSorry ! Record not Found";
282 | 		    getch();
283 | 		    break;
284 | 	    case 5: int g=0;
285 | 		    clrscr();
286 | 		    cout<<"Deleting the customer Account\n\n";
287 | 		    ofstream outfile2;
288 | 		    outfile2.open("temp.dat",ios::out|ios::binary);
289 | 		    ifstream infile4;
290 | 		    infile4.open("bank.dat",ios::out|ios::binary);
291 | 		    cout<<"Enter Citizenship number of the record you want to delete: ";
292 | 		    cin>>r2;
293 | 		    while(infile4.read((char*)&obj,sizeof(obj)))
294 | 		    { rn2=obj.D();
295 | 		      if(rn2==r2)
296 | 		      { g=1;
297 | 			cout<<"\nThe record you want to delete is:\n\n";
298 | 			obj.C();
299 | 			cout<<"\nAre you sure to delete the record(Y/N):";
300 | 			cin>>d;
301 | 			if(d=='n'||d=='N')
302 | 			{ outfile2.write((char*)&obj,sizeof(obj));
303 | 			  cout<<"\nThe Account is not deleted";
304 | 			}
305 | 			else
306 | 			cout<<"\nCustomer Account successfully Deleted";
307 | 		      }
308 | 		      else
309 | 		      outfile2.write((char*)&obj,sizeof(obj));
310 | 		    }
311 | 		    if(g==0)
312 | 		    cout<<"\nSorry ! The Record you want to delete is not Found";
313 | 		    outfile2.close();
314 | 		    infile4.close();
315 | 		    remove("bank.dat");
316 | 		    rename("temp.dat","bank.dat");
317 | 		    getch();
318 | 		    break;
319 | 	    case 6: int f1=0;
320 | 		    clrscr();
321 | 		    cout<<"See whole Details of Customer Account\n\n";
322 | 		    ifstream infile5;
323 | 		    infile5.open("bank.dat",ios::in|ios::binary);
324 | 		    cout<<"Enter Citizenshipship Number to Search: ";
325 | 		    cin>>r2;
326 | 		    while(infile5.read((char*)&obj,sizeof(obj)))
327 | 		    { rn3=obj.D();
328 | 		      if(rn3==r2)
329 | 		      { cout<<"\nRecord found !!!\n\n";
330 | 			ifstream infile3;
331 | 			infile3.open("bank1.dat",ios::in|ios::binary);
332 | 			obj.C();
333 | 			cout<<"\n";
334 | 			while(infile3.read((char*)&obj,sizeof(obj)))
335 | 			{ rn3=obj.D();
336 | 			  if(rn3==r2)
337 | 			  { obj.I();
338 | 			    cout<<"\n";
339 | 			    obj.J();
340 | 			    cout<<"\n";
341 | 			    getch();
342 | 			  }
343 | 			}
344 | 			infile3.close();
345 | 			//obj.C();
346 | 			f1=1;
347 | 			getch();
348 | 			break;
349 | 		      }
350 | 		    }
351 | 		    infile5.close();
352 | 		    if(f1==0)
353 | 		    cout<<"\nSorry ! Record Not Found\n";
354 | 		    getch();
355 | 		    break;
356 | 	   case 7:  cout<<"EXIT";
357 | 		    break;
358 | 	  default:  cout<<"Wrong choice";
359 | 		    getch();
360 | 		    break;
361 | 	 }
362 |        }
363 |        getch();
364 | }
365 | 


--------------------------------------------------------------------------------
/Calender 1990 to 2070.CPP:
--------------------------------------------------------------------------------
  1 | //Calender 1990 to 2070
  2 | #include<stdio.h>
  3 | #include<conio.h>
  4 | #define G 5000
  5 | #define F for(k=1;k<=G;k++)\
  6 | 	  { if(i==7*k-6)\
  7 | 	    printf("Monday");\
  8 | 	    if(i==7*k-5)\
  9 | 	    printf("Tuesday");\
 10 | 	    if(i==7*k-4)\
 11 | 	    printf("Wednesday");\
 12 | 	    if(i==7*k-3)\
 13 | 	    printf("Thursday");\
 14 | 	    if(i==7*k-2)\
 15 | 	    printf("Friday");\
 16 | 	    if(i==7*k-1)\
 17 | 	    printf("Saturday");\
 18 | 	    if(i==7*k)\
 19 | 	    printf("Sunday");\
 20 | 	  }
 21 | void main()
 22 | {   clrscr();
 23 |     int d,m,y,i,k,j,z,f=0,a,g=0;
 24 |     printf("Enter date=");
 25 |     scanf("%d",&d);
 26 |     printf("Enter month=");
 27 |     scanf("%d",&m);
 28 |     printf("Enter year=");
 29 |     scanf("%d",&y);
 30 |     for(j=0;j<=90;j++)
 31 |     { if(y==1990+j)
 32 |       { z=j*365;
 33 | 	if(m==2&&d==29)
 34 | 	g=1;
 35 | 	if(m==1)
 36 | 	a=0;
 37 | 	if(m==2)
 38 | 	a=31;
 39 | 	if(m==3)
 40 | 	a=59;
 41 | 	if(m==4)
 42 | 	a=89;
 43 | 	if(m==5)
 44 | 	a=120;
 45 | 	if(m==6)
 46 | 	a=151;
 47 | 	if(m==7)
 48 | 	a=181;
 49 | 	if(m==8)
 50 | 	a=212;
 51 | 	if(m==9)
 52 | 	a=242;
 53 | 	if(m==10)
 54 | 	a=273;
 55 | 	if(m==11)
 56 | 	a=303;
 57 | 	if(m==12)
 58 | 	a=334;
 59 | 	i=d+z+a;
 60 | 	if(i>=1&&i<=789)
 61 | 	f=0;
 62 | 	if(i>=790&&i<=2249)
 63 | 	f=1;
 64 | 	if(i>=2250&&i<=3709)
 65 | 	f=2;
 66 | 	if(i>=3710&&i<=5169)
 67 | 	f=3;
 68 | 	if(i>=5170&&i<=6629)
 69 | 	f=4;
 70 | 	if(i>=6630&&i<=8089)
 71 | 	f=5;
 72 | 	if(i>=8090&&i<=9549)
 73 | 	f=6;
 74 | 	if(i>=9550&&i<=11009)
 75 | 	f=7;
 76 | 	if(i>=11010&&i<=12469)
 77 | 	f=8;
 78 | 	if(i>=12470&&i<=13929)
 79 | 	f=9;
 80 | 	if(i>=13930&&i<=15389)
 81 | 	f=10;
 82 | 	if(i>=15390&&i<=16849)
 83 | 	f=11;
 84 | 	if(i>=16850&&i<=18309)
 85 | 	f=12;
 86 | 	if(i>=18310&&i<=19769)
 87 | 	f=13;
 88 | 	if(i>=19770&&i<=21229)
 89 | 	f=14;
 90 | 	if(i>=21230&&i<=22689)
 91 | 	f=15;
 92 | 	if(i>=22670&&i<=24149)
 93 | 	f=16;
 94 | 	if(i>=24150&&i<=25609)
 95 | 	f=17;
 96 | 	if(i>=25610&&i<=27069)
 97 | 	f=18;
 98 | 	if(i>=27070&&i<=28529)
 99 | 	f=19;
100 | 	if(i>=28530&&i<=29989)
101 | 	f=20;
102 | 	if(i>=29990&&i<=31449)
103 | 	f=21;
104 | 	if(i>=31450&&i<=32909)
105 | 	f=22;
106 | 	if(i>=32910&&i<=34369)
107 | 	f=23;
108 | 	{ if(m==1)
109 | 	  { for(i=1+z+f;i<=31+z+f;i++)
110 | 	    { if(d+z+f==i)
111 | 	      {  F;
112 | 	      }
113 | 	    }
114 | 	  }
115 | 	  if(m==2)
116 | 	  { for(i=32+z+f;i<=59+z+f;i++)
117 | 	    { if(d+31+z+f-g==i)
118 | 	      { F;
119 | 	      }
120 | 	    }
121 | 	  }
122 | 	  if(m==3)
123 | 	  { for(i=60+z+f;i<=90+z+f;i++)
124 | 	    { if(d+59+z+f==i)
125 | 	      { F;
126 | 	      }
127 | 	    }
128 | 	  }
129 | 	  if(m==4)
130 | 	  { for(i=91+z+f;i<=120+z+f;i++)
131 | 	    { if(d+90+z+f==i)
132 | 	      { F;
133 | 	      }
134 | 	    }
135 | 	  }
136 | 	  if(m==5)
137 | 	  { for(i=121+z+f;i<=151+z+f;i++)
138 | 	    { if(d+120+z+f==i)
139 | 	      { F;
140 | 	      }
141 | 	    }
142 | 	  }
143 | 	  if(m==6)
144 | 	  { for(i=152+z+f;i<=181+z+f;i++)
145 | 	    { if(d+151+z+f==i)
146 | 	      { F;
147 | 	      }
148 | 	    }
149 | 	  }
150 | 	  if(m==7)
151 | 	  { for(i=182+z+f;i<=212+z+f;i++)
152 | 	    { if(d+181+z+f==i)
153 | 	      { F;
154 | 	      }
155 | 	    }
156 | 	  }
157 | 	  if(m==8)
158 | 	  { for(i=213+z+f;i<=243+z+f;i++)
159 | 	    { if(d+212+z+f==i)
160 | 	      { F;
161 | 	      }
162 | 	    }
163 | 	  }
164 | 	  if(m==9)
165 | 	  { for(i=244+z+f;i<=273+z+f;i++)
166 | 	    { if(d+243+z+f==i)
167 | 	      { F;
168 | 	      }
169 | 	    }
170 | 	  }
171 | 	  if(m==10)
172 | 	  { for(i=274+z+f;i<=304+z+f;i++)
173 | 	    { if(d+273+z+f==i)
174 | 	      { F;
175 | 	      }
176 | 	    }
177 | 	  }
178 | 	  if(m==11)
179 | 	  { for(i=305+z+f;i<=334+z+f;i++)
180 | 	    { if(d+304+z+f==i)
181 | 	      { F;
182 | 	      }
183 | 	    }
184 | 	  }
185 | 	  if(m==12)
186 | 	  { for(i=335+z+f;i<=365+z+f;i++)
187 | 	    { if(d+334+z+f==i)
188 | 	      { F;
189 | 	      }
190 | 	    }
191 | 	  }
192 | 	}
193 |       }
194 |     }
195 |     getch();
196 | }


--------------------------------------------------------------------------------
/Calender as usual format.CPP:
--------------------------------------------------------------------------------
  1 | //Calender
  2 | #include<stdio.h>
  3 | #include<conio.h>
  4 | void main()
  5 | {	clrscr();
  6 | 	int m,y,i,j,k,l,y1=0,p,q,r,f,s=0;
  7 | 	printf("Enter Month=");
  8 | 	scanf("%d",&m);
  9 | 	printf("Enter Year=");
 10 | 	scanf("%d",&y);
 11 | 	for(l=1990;l<y;l++)
 12 | 	y1++;
 13 | 	if(y%4==0)
 14 | 	s=1;
 15 | 	if(m==1)
 16 | 	{ printf("\n\n\t\t January  %d\n",y);
 17 | 	  q=1+365*y1;
 18 | 	  r=32+365*y1;
 19 | 	}
 20 | 	if(m==2)
 21 | 	{ printf("\n\n\t\t Febuary  %d\n",y);
 22 | 	  q=32+365*y1;
 23 | 	  r=60+365*y1;
 24 | 	}
 25 | 	if(m==3)
 26 | 	{ printf("\n\n\t\t March  %d\n",y);
 27 | 	  q=60+365*y1;
 28 | 	  r=91+365*y1;
 29 | 	}
 30 | 	if(m==4)
 31 | 	{ printf("\n\n\t\t April  %d\n",y);
 32 | 	  q=91+365*y1;
 33 | 	  r=121+365*y1;
 34 | 	}
 35 | 	if(m==5)
 36 | 	{ printf("\n\n\t\t May  %d\n",y);
 37 | 	  q=121+365*y1;
 38 | 	  r=152+365*y1;
 39 | 	}
 40 | 	if(m==6)
 41 | 	{ printf("\n\n\t\t June  %d\n",y);
 42 | 	  q=152+365*y1;
 43 | 	  r=182+365*y1;
 44 | 	}
 45 | 	if(m==7)
 46 | 	{ printf("\n\n\t\t July  %d\n",y);
 47 | 	  q=182+365*y1;
 48 | 	  r=213+365*y1;
 49 | 	}
 50 | 	if(m==8)
 51 | 	{ printf("\n\n\t\t August  %d\n",y);
 52 | 	  q=213+365*y1;
 53 | 	  r=244+365*y1;
 54 | 	}
 55 | 	if(m==9)
 56 | 	{ printf("\n\n\t\t September  %d\n",y);
 57 | 	  q=244+365*y1;
 58 | 	  r=274+365*y1;
 59 | 	}
 60 | 	if(m==10)
 61 | 	{ printf("\n\n\t\t October  %d\n",y);
 62 | 	  q=274+365*y1;
 63 | 	  r=305+365*y1;
 64 | 	}
 65 | 	if(m==11)
 66 | 	{ printf("\n\n\t\t November  %d\n",y);
 67 | 	  q=305+365*y1;
 68 | 	  r=335+365*y1;
 69 | 	}
 70 | 	if(m==12)
 71 | 	{ printf("\n\n\t\t December  %d\n",y);
 72 | 	  q=335+365*y1;
 73 | 	  r=366+365*y1;
 74 | 	}
 75 | 	if(q>=1&&q<=789)
 76 | 	f=0;
 77 | 	if(q>=790&&q<=2249)
 78 | 	f=1;
 79 | 	if(q>=2250&&q<=3709)
 80 | 	f=2;
 81 | 	if(q>=3710&&q<=5169)
 82 | 	f=3;
 83 | 	if(q>=5170&&q<=6629)
 84 | 	f=4;
 85 | 	if(q>=6630&&q<=8089)
 86 | 	f=5;
 87 | 	if(q>=8090&&q<=9549)
 88 | 	f=6;
 89 | 	if(q>=9550&&q<=11009)
 90 | 	f=7;
 91 | 	if(q>=11010&&q<=12469)
 92 | 	f=8;
 93 | 	if(q>=12470&&q<=13929)
 94 | 	f=9;
 95 | 	if(q>=13930&&q<=15389)
 96 | 	f=10;
 97 | 	if(q>=15390&&q<=16849)
 98 | 	f=11;
 99 | 	if(q>=16850&&q<=18309)
100 | 	f=12;
101 | 	if(q>=18310&&q<=19769)
102 | 	f=13;
103 | 	if(q>=19770&&q<=21229)
104 | 	f=14;
105 | 	if(q>=21230&&q<=22689)
106 | 	f=15;
107 | 	if(q>=22670&&q<=24149)
108 | 	f=16;
109 | 	if(q>=24150&&q<=25609)
110 | 	f=17;
111 | 	if(q>=25610&&q<=27069)
112 | 	f=18;
113 | 	if(q>=27070&&q<=28529)
114 | 	f=19;
115 | 	if(q>=28530&&q<=29989)
116 | 	f=20;
117 | 	if(q>=29990&&q<=31449)
118 | 	f=21;
119 | 	if(q>=31450&&q<=32909)
120 | 	f=22;
121 | 	if(q>=32910&&q<=34369)
122 | 	f=23;
123 | 	q=q+f;
124 | 	r=r+f;
125 | 	if(q%7-1==0)
126 | 	p=q;
127 | 	if(q%7-2==0)
128 | 	p=q-1;
129 | 	if(q%7-3==0)
130 | 	p=q-2;
131 | 	if(q%7-4==0)
132 | 	p=q-3;
133 | 	if(q%7-5==0)
134 | 	p=q-4;
135 | 	if(q%7-6==0)
136 | 	p=q-5;
137 | 	if(q%7==0)
138 | 	p=q-6;
139 | 	printf("\nMon     Tue     Wed     Thru    Fri     Sat     Sun\n");
140 | 	for(i=1;i<=6;i++)
141 | 	{ for(j=1;j<=7;j++)
142 | 	  { if(m==1)
143 | 	    { if(0<p&&p<q)
144 | 	      printf(" \t");
145 | 	      if(q<=p&&p<r)
146 | 	      printf("%d\t",p-q+1);
147 | 	    }
148 | 	    if(m==2)
149 | 	    { if(0<p&&p<q)
150 | 	      printf(" \t");
151 | 	      if(q<=p&&p<r+s)
152 | 	      printf("%d\t",p-q+1);
153 | 	    }
154 | 	    if(m==3)
155 | 	    { if(0<p&&p<q)
156 | 	      printf(" \t");
157 | 	      if(q<=p&&p<r)
158 | 	      printf("%d\t",p-q+1);
159 | 	    }
160 | 	    if(m==4)
161 | 	    { if(0<p&&p<q)
162 | 	      printf(" \t");
163 | 	      if(q<=p&&p<r)
164 | 	      printf("%d\t",p-q+1);
165 | 	    }
166 | 	    if(m==5)
167 | 	    { if(0<p&&p<q)
168 | 	      printf(" \t");
169 | 	      if(q<=p&&p<r)
170 | 	      printf("%d\t",p-q+1);
171 | 	    }
172 | 	    if(m==6)
173 | 	    { if(0<p&&p<q)
174 | 	      printf(" \t");
175 | 	      if(q<=p&&p<r)
176 | 	      printf("%d\t",p-q+1);
177 | 	    }
178 | 	    if(m==7)
179 | 	    { if(0<p&&p<q)
180 | 	      printf(" \t");
181 | 	      if(q<=p&&p<r)
182 | 	      printf("%d\t",p-q+1);
183 | 	    }
184 | 	    if(m==8)
185 | 	    { if(0<p&&p<q)
186 | 	      printf(" \t");
187 | 	      if(q<=p&&p<r)
188 | 	      printf("%d\t",p-q+1);
189 | 	    }
190 | 	    if(m==9)
191 | 	    { if(0<p&&p<q)
192 | 	      printf(" \t");
193 | 	      if(q<=p&&p<r)
194 | 	      printf("%d\t",p-q+1);
195 | 	    }
196 | 	    if(m==10)
197 | 	    { if(0<p&&p<q)
198 | 	      printf(" \t");
199 | 	      if(q<=p&&p<r)
200 | 	      printf("%d\t",p-q+1);
201 | 	    }
202 | 	    if(m==11)
203 | 	    { if(0<p&&p<q)
204 | 	      printf(" \t");
205 | 	      if(q<=p&&p<r)
206 | 	      printf("%d\t",p-q+1);
207 | 	    }
208 | 	    if(m==12)
209 | 	    { if(0<p&&p<q)
210 | 	      printf(" \t");
211 | 	      if(q<=p&&p<r)
212 | 	      printf("%d\t",p-q+1);
213 | 	    }
214 | 	    p++;
215 | 	  }
216 | 	  printf("\n");
217 | 	}
218 | 	getch();
219 | }


--------------------------------------------------------------------------------
/Eight Queen Game.CPP:
--------------------------------------------------------------------------------
  1 | //Eight Queen Game
  2 | #include<iostream.h>
  3 | #include<conio.h>
  4 | #include<stdlib.h>
  5 | class A
  6 | {	int i,j,a[10][10],n,p,q,r,c,e;
  7 | 	public:
  8 | 	A()
  9 | 	{ n=1;
 10 | 	  e=0;
 11 | 	}
 12 | 	void B()
 13 | 	{ for(i=0;i<10;i++)
 14 | 	  { for(j=0;j<10;j++)
 15 | 	    a[i][j]=0;
 16 | 	  }
 17 | 	}
 18 | 	void D()
 19 | 	{ e=0;
 20 | 	  clrscr();
 21 | 	  cout<<"\t\tEIGHT QUEEN\n";
 22 | 	  cout<<"\t\t~~~~~~~~~~~~\n\n\n";
 23 | 	  for(i=0;i<9;i++)
 24 | 	  { for(j=0;j<9;j++)
 25 | 	    { if(a[i][j]==0)
 26 | 	      cout<<"|_"<<" _";
 27 | 	      else
 28 | 	      { cout<<"|_"<<a[i][j]<<"_";
 29 | 		e++;
 30 | 	      }
 31 | 	    }
 32 | 	    cout<<endl;
 33 | 	  }
 34 | 	  if(e==8)
 35 | 	  { cout<<"\n\nYOU WIN THE GAME";
 36 | 	    getch();
 37 | 	    exit(0);
 38 | 	  }
 39 | 	  C();
 40 | 	}
 41 | 	void C()
 42 | 	{ cout<<"\n";
 43 | 	  cout<<"Enter row=";
 44 | 	  cin>>r;
 45 | 	  cout<<"Enter column=";
 46 | 	  cin>>c;
 47 | 	  if(r>9||c>9)
 48 | 	  { cout<<"Wrong Input";
 49 | 	    getch();
 50 | 	    C();
 51 | 	  }
 52 | 	  if(r<1||c<1)
 53 | 	  { cout<<"Wrong Input";
 54 | 	    getch();
 55 | 	    C();
 56 | 	  }
 57 | 	  r=r-1;
 58 | 	  c=c-1;
 59 | 	  for(i=0;i<9;i++)
 60 | 	  { if(a[r][i]==n)
 61 | 	    { cout<<"Wrong Input,There is a element in a row";
 62 | 	      getch();
 63 | 	      C();
 64 | 	    }
 65 | 	  }
 66 | 	  for(i=0;i<9;i++)
 67 | 	  { if(a[i][c]==n)
 68 | 	    { cout<<"Wrong Input,There is a element in a column";
 69 | 	      getch();
 70 | 	      C();
 71 | 	    }
 72 | 	  }
 73 | 	  p=r;
 74 | 	  q=c;
 75 | 	  if(p>q)
 76 | 	  { p=p-q;
 77 | 	    q=0;
 78 | 	  }
 79 | 	  else if(q>p)
 80 | 	  { q=q-p;
 81 | 	    p=0;
 82 | 	  }
 83 | 	  else
 84 | 	  { p=0;
 85 | 	    q=0;
 86 | 	  }
 87 | 	  for(i=0;i<9;i++)
 88 | 	  { if(a[p][q]==n)
 89 | 	    { cout<<"Wrong Input,There is element in a right diagonal";
 90 | 	      getch();
 91 | 	      C();
 92 | 	    }
 93 | 	    if(p<9&&q<9)
 94 | 	    { p++;
 95 | 	      q++;
 96 | 	    }
 97 | 	  }
 98 | 	  p=r;
 99 | 	  q=c;
100 | 	  for(i=0;i<9;i++)
101 | 	  { if(a[p][q]==n)
102 | 	    { cout<<"Wrong Input,There is element in a left diagonal";
103 | 	      getch();
104 | 	      C();
105 | 	    }
106 | 	    if(p>0&&q<9)
107 | 	    { p--;
108 | 	      q++;
109 | 	    }
110 | 	  }
111 | 	  p=r;
112 | 	  q=c;
113 | 	  for(i=0;i<9;i++)
114 | 	  { if(a[p][q]==n)
115 | 	    { cout<<"Wrong Input,There is element in a left diagonal";
116 | 	      getch();
117 | 	      C();
118 | 	    }
119 | 	    if(p<9&&q>0)
120 | 	    { p++;
121 | 	      q--;
122 | 	    }
123 | 	  }
124 | 	  a[r][c]=n;
125 | 	  D();
126 | 	}
127 | 	void E()
128 | 	{ int w=0,x;
129 | 	  clrscr();
130 | 	  cout<<"\t\tEIGHT QUEEN\n";
131 | 	  cout<<"\t\t~~~~~~~~~~~~\n\n\n";
132 | 	  cout<<"1.New Game"<<endl;
133 | 	  cout<<"2.Instructions"<<endl;
134 | 	  cout<<"3.Exit\n\n";
135 | 	  while(w==0)
136 | 	  { cout<<"Enter Choice:";
137 | 	    cin>>x;
138 | 	    switch(x)
139 | 	    { case 1: w=1;
140 | 		      clrscr();
141 | 		      B();
142 | 		      D();
143 | 		      break;
144 | 	      case 2: w=1;
145 | 		      clrscr();
146 | 		      cout<<"\t\tINSTRUCTIOMS\n\n";
147 | 		      cout<<"1.The aim of the puzzle is to enter a digit from 1 to 9.\n";
148 | 		      cout<<"2.In each cell of a 9X9 grid made up of 3X3 subgrids.\n";
149 | 		      cout<<"3.In each row,column,and subgrid must contain only one instance of each digit.\n";
150 | 		      cout<<"4.For seeing the solution of given Sudoku puzzle press number '10' in row         and press Enter button.\n";
151 | 		      cout<<"\nPress enter button to start Sudoku puzzle";
152 | 		      getch();
153 | 		      B();
154 | 		      D();
155 | 		      clrscr();
156 | 		      break;
157 | 	      case 3: exit(0);
158 | 	     default: cout<<"Wrong Input"<<endl;
159 | 		      break;
160 | 	    }
161 | 	  }
162 | 	}
163 | 
164 | };
165 | void main()
166 | {       textbackground(BLUE);
167 | 	clrscr();
168 | 	A obj;
169 | 	obj.E();
170 | 	getch();
171 | }


--------------------------------------------------------------------------------
/Game of BOLLYWOOD.c:
--------------------------------------------------------------------------------
  1 | //Game of BOLLYWOOD
  2 | #include<stdio.h>
  3 | #include<conio.h>
  4 | #include<string.h>
  5 | #include<stdlib.h>
  6 | #include<time.h>
  7 | void main()
  8 | {     char s1[50],s2[50],s3[50],s4[500],c,ch='y';
  9 |       int i,j,p,z,q,l,a,b;
 10 |       time_t t;
 11 |       clrscr();
 12 |       time(&t);
 13 |       srand((unsigned int) t);
 14 |       while(ch=='Y'||ch=='y')
 15 |       { for(l=0;l<1;l++)
 16 | 	{ b=rand()%10;
 17 | 	  if(b==0)
 18 | 	  a=rand()%10;
 19 | 	  if(b==1)
 20 | 	  a=rand()%10+5;
 21 | 	  if(b==2)
 22 | 	  a=rand()%10+10;
 23 | 	  if(b==3)
 24 | 	  a=rand()%10+15;
 25 | 	  if(b==4)
 26 | 	  a=rand()%10+20;
 27 | 	  if(b==5)
 28 | 	  a=rand()%10+25;
 29 | 	  if(b==6)
 30 | 	  a=rand()%10+30;
 31 | 	  if(b==7)
 32 | 	  a=rand()%10+35;
 33 | 	  if(b==8)
 34 | 	  a=rand()%10+40;
 35 | 	  if(b==9)
 36 | 	  a=rand()%10+45;
 37 | 	  if(a==0)
 38 | 	  { char s4[]="KRRISH";
 39 | 	    strcpy(s1,s4);
 40 | 	  }
 41 | 	  if(a==1)
 42 | 	  { char s4[]="MAIN/HOON/HERO/TERA";
 43 | 	    strcpy(s1,s4);
 44 | 	  }
 45 | 	  if(a==2)
 46 | 	  { char s4[]="PREM/RATAN/DHAN/PAAYO";
 47 | 	    strcpy(s1,s4);
 48 | 	  }
 49 | 	  if(a==3)
 50 | 	  { char s4[]="BAJRANGI/BHAIJAAN";
 51 | 	    strcpy(s1,s4);
 52 | 	  }
 53 | 	  if(a==4)
 54 | 	  { char s4[]="HAPPY/NEW/YEAR";
 55 | 	    strcpy(s1,s4);
 56 | 	  }
 57 | 	  if(a==5)
 58 | 	  { char s4[]="MAIN/TERA/HERO";
 59 | 	    strcpy(s1,s4);
 60 | 	  }
 61 | 	  if(a==6)
 62 | 	  { char s4[]="KHAMOSHIYA";
 63 | 	    strcpy(s1,s4);
 64 | 	  }
 65 | 	  if(a==7)
 66 | 	  { char s4[]="SONALI/CABLE";
 67 | 	    strcpy(s1,s4);
 68 | 	  }
 69 | 	  if(a==8)
 70 | 	  { char s4[]="AJAB/PREM/KI/GHAZAB/KAHANI";
 71 | 	    strcpy(s1,s4);
 72 | 	  }
 73 | 	  if(a==9)
 74 | 	  { char s4[]="HAMARI/ADHURI/KAHANI";
 75 | 	    strcpy(s1,s4);
 76 | 	  }
 77 | 	  if(a==10)
 78 | 	  { char s4[]="MAINE/PAYAAR/KIYA";
 79 | 	    strcpy(s1,s4);
 80 | 	  }
 81 | 	  if(a==11)
 82 | 	  { char s4[]="DARR/@/MALL";
 83 | 	    strcpy(s1,s4);
 84 | 	  }
 85 | 	  if(a==12)
 86 | 	  { char s4[]="ZANZEER";
 87 | 	    strcpy(s1,s4);
 88 | 	  }
 89 | 	  if(a==13)
 90 | 	  { char s4[]="SHOILAY";
 91 | 	    strcpy(s1,s4);
 92 | 	  }
 93 | 	  if(a==14)
 94 | 	  { char s4[]="JADUGAR";
 95 | 	    strcpy(s1,s4);
 96 | 	  }
 97 | 	  if(a==15)
 98 | 	  { char s4[]="SULTAAN";
 99 | 	    strcpy(s1,s4);
100 | 	  }
101 | 	  if(a==16)
102 | 	  { char s4[]="DEEWAR";
103 | 	    strcpy(s1,s4);
104 | 	  }
105 | 	  if(a==17)
106 | 	  { char s4[]="BODYGAURD";
107 | 	    strcpy(s1,s4);
108 | 	  }
109 | 	  if(a==18)
110 | 	  { char s4[]="PREM/ROG";
111 | 	    strcpy(s1,s4);
112 | 	  }
113 | 	  if(a==19)
114 | 	  { char s4[]="MAIN/PREM/KI/DEEWAMI";
115 | 	    strcpy(s1,s4);
116 | 	  }
117 | 	  if(a==20)
118 | 	  { char s4[]="PATNER";
119 | 	    strcpy(s1,s4);
120 | 	  }
121 | 	  if(a==21)
122 | 	  { char s4[]="GAMBLER";
123 | 	    strcpy(s1,s4);
124 | 	  }
125 | 	  if(a==22)
126 | 	  { char s4[]="BAADAL";
127 | 	    strcpy(s1,s4);
128 | 	  }
129 | 	  if(a==23)
130 | 	  { char s4[]="SHALAKHE";
131 | 	    strcpy(s1,s4);
132 | 	  }
133 | 	  if(a==24)
134 | 	  { char s4[]="CHANDAL";
135 | 	    strcpy(s1,s4);
136 | 	  }
137 | 	  if(a==25)
138 | 	  { char s4[]="DISCO/DANCER";
139 | 	    strcpy(s1,s4);
140 | 	  }
141 | 	  if(a==26)
142 | 	  { char s4[]="BAJIGAR";
143 | 	    strcpy(s1,s4);
144 | 	  }
145 | 	  if(a==27)
146 | 	  { char s4[]="SINGH/IS/KING";
147 | 	    strcpy(s1,s4);
148 | 	  }
149 | 	  if(a==28)
150 | 	  { char s4[]="JHANI/DHUSHMAN";
151 | 	    strcpy(s1,s4);
152 | 	  }
153 | 	  if(a==29)
154 | 	  { char s4[]="DHARKAN";
155 | 	    strcpy(s1,s4);
156 | 	  }
157 | 	  if(a==30)
158 | 	  { char s4[]="LOC/KARGAL";
159 | 	    strcpy(s1,s4);
160 | 	  }
161 | 	  if(a==31)
162 | 	  { char s4[]="GARAM/MASALA";
163 | 	    strcpy(s1,s4);
164 | 	  }
165 | 	  if(a==32)
166 | 	  { char s4[]="MADARAS/CAFE";
167 | 	    strcpy(s1,s4);
168 | 	  }
169 | 	  if(a==33)
170 | 	  { char s4[]="RAGINNI/MMS/2";
171 | 	    strcpy(s1,s4);
172 | 	  }
173 | 	  if(a==34)
174 | 	  { char s4[]="AGNEEPATH";
175 | 	    strcpy(s1,s4);
176 | 	  }
177 | 	  if(a==35)
178 | 	  { char s4[]="JAB/WE/MET";
179 | 	    strcpy(s1,s4);
180 | 	  }
181 | 	  if(a==36)
182 | 	  { char s4[]="NAMAK/HALAL";
183 | 	    strcpy(s1,s4);
184 | 	  }
185 | 	  if(a==37)
186 | 	  { char s4[]="NAYAK";
187 | 	    strcpy(s1,s4);
188 | 	  }
189 | 	  if(a==38)
190 | 	  { char s4[]="GULAAM";
191 | 	    strcpy(s1,s4);
192 | 	  }
193 | 	  if(a==39)
194 | 	  { char s4[]="JORU/KA/GULAAM";
195 | 	    strcpy(s1,s4);
196 | 	  }
197 | 	  if(a==40)
198 | 	  { char s4[]="GANGA/JAL";
199 | 	    strcpy(s1,s4);
200 | 	  }
201 | 	  if(a==41)
202 | 	  { char s4[]="SARFAROSH";
203 | 	    strcpy(s1,s4);
204 | 	  }
205 | 	  if(a==42)
206 | 	  { char s4[]="36/CHINA/TOWN";
207 | 	    strcpy(s1,s4);
208 | 	  }
209 | 	  if(a==43)
210 | 	  { char s4[]="CHACHI/420";
211 | 	    strcpy(s1,s4);
212 | 	  }
213 | 	  if(a==44)
214 | 	  { char s4[]="LIFE/IN/A/METRO";
215 | 	    strcpy(s1,s4);
216 | 	  }
217 | 	  if(a==45)
218 | 	  { char s4[]="PAGE/3";
219 | 	    strcpy(s1,s4);
220 | 	  }
221 | 	  if(a==46)
222 | 	  { char s4[]="DEV/DAS";
223 | 	    strcpy(s1,s4);
224 | 	  }
225 | 	  if(a==47)
226 | 	  { char s4[]="THE/BURNING/TRAIN";
227 | 	    strcpy(s1,s4);
228 | 	  }
229 | 	  if(a==48)
230 | 	  { char s4[]="WELCOME";
231 | 	    strcpy(s1,s4);
232 | 	  }
233 | 	  if(a==49)
234 | 	  { char s4[]="GHATAK";
235 | 	    strcpy(s1,s4);
236 | 	  }
237 | 	  if(a==50)
238 | 	  { char s4[]="DILL/TO/PAGAL/HE";
239 | 	    strcpy(s1,s4);
240 | 	  }
241 | 	  if(a==51)
242 | 	  { char s4[]="MERA/NAAM/JOKER";
243 | 	    strcpy(s1,s4);
244 | 	  }
245 | 	  if(a==52)
246 | 	  { char s4[]="GHAJANI";
247 | 	    strcpy(s1,s4);
248 | 	  }
249 | 	  if(a==53)
250 | 	  { char s4[]="MR/INDIA";
251 | 	    strcpy(s1,s4);
252 | 	  }
253 | 	  if(a==54)
254 | 	  { char s4[]="BETA";
255 | 	    strcpy(s1,s4);
256 | 	  }
257 | 	  if(a==55)
258 | 	  { char s4[]="BORDER";
259 | 	    strcpy(s1,s4);
260 | 	  }
261 | 	}
262 | 	clrscr();
263 | 	q=0;
264 | 	printf("GAME INSTRUCTIONS\n");
265 | 	printf("1.You should have to activate the capslock button.\n");
266 | 	printf("2.Press the keys onces at a time.\n");
267 | 	printf("3.In the following film the vowels are already given to you.\n");
268 | 	printf("4.Every wrong input you lose the chances.\n");
269 | 	printf("Press Enter for start");
270 | 	getch();
271 | 	clrscr();
272 | 	printf("\t\t\t     *******************\n");
273 | 	printf("\t\t\t\t\b\b\bBOLLYWOOD\n");
274 | 	printf("\t\t\t*******************\n");
275 | 	printf("Game Start\n");
276 | 	for(p=5;p>0;)
277 | 	{ printf("You have %d chances left for guessing the name of film\n",p);
278 | 	  i=0;
279 | 	  while(s1[i]!='\0')
280 | 	  { if(s1[i]=='A'||s1[i]=='E'||s1[i]=='I'||s1[i]=='O'||s1[i]=='U'||s1[i]==s2[i]||s1[i]=='/')
281 | 	    { s2[i]=s1[i];
282 | 	      printf("%c",s2[i]);
283 | 	    }
284 | 	    else
285 | 	    { s2[i]='_';
286 | 	      printf("_");
287 | 	    }
288 | 	    i++;
289 | 	  }
290 | 	  s2[i]='\0';
291 | 	  printf("\nEnter a alphabet: ");
292 | 	  scanf("%s",&c);
293 | 	  s3[q]=c;
294 | 	  s3[q+1]='\0';
295 | 	  z=0;
296 | 	  j=0;
297 | 	  while(s1[j]!='\0')
298 | 	  { if(s1[j]==c)
299 | 	    { s2[j]=s1[j];
300 | 	      z++;
301 | 	      if(z==1)
302 | 	      { p++;
303 | 		printf("Correct input\n");
304 | 		getch();
305 | 	      }
306 | 	      else
307 | 	      printf("");
308 | 	    }
309 | 	    j++;
310 | 	  }
311 | 	  if(z==0)
312 | 	  { printf("Wrong input\n");
313 | 	    getch();
314 | 	  }
315 | 	  p--;
316 | 	  clrscr();
317 | 	  printf("\t\t\t*******************\n");
318 | 	  printf("\t\t\t\t\b\b\bBOLLYWOOD\n");
319 | 	  printf("\t\t\t*******************\n");
320 | 	  printf("Game Start\n");
321 | 	  printf("You used these alphabets: %s\n",s3);
322 | 	  if(strcmp(s1,s2)==0)
323 | 	  { clrscr();
324 | 	    printf("The name of film you enters is correct\n");
325 | 	    printf("The name of film is:\n");
326 | 	    puts(s1);
327 | 	    printf("YOU WON\n");
328 | 	    printf("THANK YOU FOR PLAYING BOLLYWOOD\n");
329 | 	    printf("MADE BY- SHASHANK");
330 | 	    getch();
331 | 	    break;
332 | 	  }
333 | 	  q++;
334 | 	}
335 | 	if(p==0)
336 | 	{ clrscr();
337 | 	  printf("YOU LOSE\n");
338 | 	  printf("The name of film is:\n");
339 | 	  puts(s1);
340 | 	  printf("THANK YOU FOR PLAYING BOLLYWOOD\n");
341 | 	  printf("MADE BY- SHASHANK");
342 | 	  getch();
343 | 	}
344 | 	printf("\nDo you want to continue this game(Y/N): ");
345 | 	fflush(stdin);
346 | 	scanf("%c",&ch);
347 |       }
348 |       getch();
349 | }


--------------------------------------------------------------------------------
/Guess the correct Number.CPP:
--------------------------------------------------------------------------------
  1 | //Guess the correct Number
  2 | #include<iostream.h>
  3 | #include<conio.h>
  4 | #include<time.h>
  5 | #include<stdlib.h>
  6 | #include<dos.h>
  7 | #include<stdio.h>
  8 | class A
  9 | {	int n,r,c,i;
 10 | 	char ch,s[25];
 11 | 	public:
 12 | 	A()
 13 | 	{ c=8;
 14 | 	  ch='y';
 15 | 	}
 16 | 	void B()
 17 | 	{ int w=0,x;
 18 | 	  clrscr();
 19 | 	  cout<<"\t\t\tGuess the correct Number\n";
 20 | 	  cout<<"\t\t\t~~~~~~~~~~~~~~~~~~~~~~~~\n\n\n";
 21 | 	  cout<<"----------------\n";
 22 | 	  cout<<"  Main Menu  \n";
 23 | 	  cout<<"----------------\n\n";
 24 | 	  cout<<"1.New Game\n"<<endl;
 25 | 	  cout<<"2.Rule\n"<<endl;
 26 | 	  cout<<"3.Exit\n\n";
 27 | 	  while(w==0)
 28 | 	  { cout<<"Enter Choice(1-3):";
 29 | 	    cin>>x;
 30 | 	    switch(x)
 31 | 	    { case 1: w=1;
 32 | 		      clrscr();
 33 | 		      C();
 34 | 		      D();
 35 | 		      break;
 36 | 	      case 2: w=1;
 37 | 		      clrscr();
 38 | 		      cout<<"\n\n---------------------"<<"\n General Description"<<"\n---------------------";
 39 | 		      cout<<"\n\n1.The Computer picks a random number from 0 to 99.\n  You must try to guess the number.";
 40 | 		      cout<<"\n\n2.The Computer ask you to enter your guess.You have 8\n  chances to guess the number.";
 41 | 		      cout<<"\n\n3.The computer checks the number,if your guess is\n  less than computer's numer than it will show a message\n  that your guess is low and ask for higher number.";
 42 | 		      cout<<"\n\n4.If your guess is higher than the computer's number\n  than computer will show a message that your guess is high and\n  ask for lower number.";
 43 | 		      cout<<"\n\n5.If your guess is equal to the computer's number,than\n  computer will print a message congratulating you\n  and will ask you to play the game again or exit.";
 44 | 		      cout<<"\n\n6.If you are unable to guess the number than the computer\n  will a sorry message and ask you to play the game again or exit.\n";
 45 | 		      cout<<"\n\n  Press enter button to start the game";
 46 | 		      getch();
 47 | 		      clrscr();
 48 | 		      C();
 49 | 		      D();
 50 | 		      break;
 51 | 	      case 3: exit(0);
 52 | 	     default: cout<<"\nWrong Input\n"<<endl;
 53 | 		      break;
 54 | 	    }
 55 | 	  }
 56 | 	}
 57 | 	void C()
 58 | 	{ r=rand()%100;
 59 | 	  cout<<"\nEnter your Name: ";
 60 | 	  gets(s);
 61 | 	  cout<<"\n";
 62 | 	  for(i=20;i<=100;i+=20)
 63 | 	  { cout<<"Loading....."<<i<<"%"<<"\r";
 64 | 	    sleep(1);
 65 | 	  }
 66 | 	  cout<<"\n\n";
 67 | 	  cout<<"Hi "<<s<<"........!!!"<<endl;
 68 | 	  cout<<"\nEnter your Guess:";
 69 | 	  cin>>n;
 70 | 	  if(r==n)
 71 | 	  { cout<<"\nYou Guess the correct Number\n";
 72 | 	    delay(5000);
 73 | 	    clrscr();
 74 | 	    cout<<"\n\nCongrulation you win the game\n\n";
 75 | 	    cout<<"THANK YOU FOR PLAYING THE GAME\n\n";
 76 | 	    cout<<"MADE BY- SHASHANK ";
 77 | 	    delay(8000);
 78 | 	    exit(0);
 79 | 	  }
 80 | 	  else if(r>n)
 81 | 	  { cout<<"\nIt is Low......!!\n"<<endl;
 82 | 	    delay(1000);
 83 | 	    c--;
 84 | 	    cout<<"You have "<<c<<" chances left\n"<<endl;
 85 | 	  }
 86 | 	  else
 87 | 	  { cout<<"\nIt is High......!!\n"<<endl;
 88 | 	    delay(1000);
 89 | 	    c--;
 90 | 	    cout<<"You have "<<c<<" chances left\n"<<endl;
 91 | 	  }
 92 | 	}
 93 | 	void D()
 94 | 	{ if(c==0)
 95 | 	  { cout<<"\tSorry "<<s<<" Bad Luck.....!!! Try Next Time\n\n";
 96 | 	    while(ch=='Y'||ch=='y')
 97 | 	    { cout<<"Do You want to continue(y/n): ";
 98 | 	      fflush(stdin);
 99 | 	      cin>>ch;
100 | 	      if(ch=='y'||ch=='Y')
101 | 	      { clrscr();
102 | 		c=8;
103 | 		D();
104 | 	      }
105 | 	    }
106 | 	    exit(0);
107 | 	  }
108 | 	  cout<<"\nEnter your Guess again:";
109 | 	  cin>>n;
110 | 	  if(r==n)
111 | 	  { cout<<"\nYou Guess the correct Number\n";
112 | 	    delay(5000);
113 | 	    clrscr();
114 | 	    cout<<"\n\nCongrulation you win the game\n\n";
115 | 	    cout<<"THANK YOU FOR PLAYING THE GAME\n\n";
116 | 	    cout<<"MADE BY- SHASHANK ";
117 | 	    delay(8000);
118 | 	    exit(0);
119 | 	  }
120 | 	  else if(r>n)
121 | 	  { cout<<"\nIt is Low......!!\n"<<endl;
122 | 	    delay(1000);
123 | 	    c--;
124 | 	    cout<<"You have "<<c<<" chances left\n"<<endl;
125 | 	  }
126 | 	  else
127 | 	  { cout<<"\nIt is High......!!\n"<<endl;
128 | 	    delay(1000);
129 | 	    c--;
130 | 	    cout<<"You have "<<c<<" chances left\n"<<endl;
131 | 	  }
132 | 	  D();
133 | 	}
134 | };
135 | void main()
136 | {	time_t t;
137 | 	textbackground(WHITE);
138 | 	textcolor(BLUE);
139 | 	clrscr();
140 | 	time(&t);
141 | 	srand((unsigned int)t);
142 | 	A obj;
143 | 	obj.B();
144 | 	getch();
145 | }
146 | 


--------------------------------------------------------------------------------
/Modify version of Quiz.CPP:
--------------------------------------------------------------------------------
  1 | //Modify version of Quiz
  2 | #include<iostream.h>
  3 | #include<conio.h>
  4 | #include<time.h>
  5 | #include<stdlib.h>
  6 | class A
  7 | {	int i,j,i1,j1,a[4],b[10],e,e1,r,r1,n,p;
  8 | 	char ch,c,v;
  9 | 	public:
 10 | 	A()
 11 | 	{ c='a';
 12 | 	  i=0;
 13 | 	  i1=0;
 14 | 	  e=0;
 15 | 	  e1=0;
 16 | 	  n=0;
 17 | 	  p=0;
 18 | 	}
 19 | 	void B()
 20 | 	{ i=0;
 21 | 	  while(i<4)
 22 | 	  { e=0;
 23 | 	    r=rand()%4;
 24 | 	    for(j=0;j<i;j++)
 25 | 	    { if(a[j]==r)
 26 | 	      { i--;
 27 | 		e=1;
 28 | 	      }
 29 | 	    }
 30 | 	    if(e==0)
 31 | 	    a[i]=r;
 32 | 	    i++;
 33 | 	  }
 34 | 	}
 35 | 	void C()
 36 | 	{ cout<<"\n\nEnter choice: ";
 37 | 	  cin>>ch;
 38 | 	  if(ch=='a')
 39 | 	  { if(a[0]==0)
 40 | 	    { cout<<"Correct input";
 41 | 	      p++;
 42 | 	    }
 43 | 	    else
 44 | 	    { cout<<"Wrong input";
 45 | 	      n++;
 46 | 	    }
 47 | 	  }
 48 | 	  else if(ch=='b')
 49 | 	  { if(a[1]==0)
 50 | 	    { cout<<"Correct input";
 51 | 	      p++;
 52 | 	    }
 53 | 	    else
 54 | 	    { cout<<"Wrong input";
 55 | 	      n++;
 56 | 	    }
 57 | 	  }
 58 | 	  else if(ch=='c')
 59 | 	  { if(a[2]==0)
 60 | 	    { cout<<"Correct input";
 61 | 	      p++;
 62 | 	    }
 63 | 	    else
 64 | 	    { cout<<"Wrong input";
 65 | 	      n++;
 66 | 	    }
 67 | 	  }
 68 | 	  else if(ch=='d')
 69 | 	  { if(a[3]==0)
 70 | 	    { cout<<"Correct input";
 71 | 	      p++;
 72 | 	    }
 73 | 	    else
 74 | 	    { cout<<"Wrong input";
 75 | 	      n++;
 76 | 	    }
 77 | 	  }
 78 | 	  else
 79 | 	  { cout<<"Wrong input";
 80 | 	    n++;
 81 | 	  }
 82 | 	  getch();
 83 | 	  c='a';
 84 | 	}
 85 | 	void D()
 86 | 	{ while(i1<10)
 87 | 	  { e1=0;
 88 | 	    r1=rand()%10;
 89 | 	    for(j1=0;j1<i1;j1++)
 90 | 	    { if(b[j1]==r1)
 91 | 	      { i1--;
 92 | 		e1=1;
 93 | 	      }
 94 | 	    }
 95 | 	    if(e1==0)
 96 | 	    b[i1]=r1;
 97 | 	    i1++;
 98 | 	  }
 99 | 	  for(i1=0;i1<10;i1++)
100 | 	  { if(b[i1]==0)
101 | 	    { clrscr();
102 | 	      F();
103 | 	      cout<<"Q. How many days in a week?\n";
104 | 	      B();
105 | 	      for(i=0;i<4;i++)
106 | 	      { if(a[i]==0)
107 | 		cout<<c<<") 7  ";
108 | 		if(a[i]==1)
109 | 		cout<<c<<") 5  ";
110 | 		if(a[i]==2)
111 | 		cout<<c<<") 6  ";
112 | 		if(a[i]==3)
113 | 		cout<<c<<") 8  ";
114 | 		c++;
115 | 	      }
116 | 	      C();
117 | 	    }
118 | 	    else if(b[i1]==1)
119 | 	    { clrscr();
120 | 	      F();
121 | 	      cout<<"Q. How many days in a year?\n";
122 | 	      B();
123 | 	      for(i=0;i<4;i++)
124 | 	      { if(a[i]==0)
125 | 		cout<<c<<") 365  ";
126 | 		if(a[i]==1)
127 | 		cout<<c<<") 355  ";
128 | 		if(a[i]==2)
129 | 		cout<<c<<") 366  ";
130 | 		if(a[i]==3)
131 | 		cout<<c<<") 367  ";
132 | 		c++;
133 | 	      }
134 | 	      C();
135 | 	    }
136 | 	    else if(b[i1]==2)
137 | 	    { clrscr();
138 | 	      F();
139 | 	      cout<<"Q. How many days in a January?\n";
140 | 	      B();
141 | 	      for(i=0;i<4;i++)
142 | 	      { if(a[i]==0)
143 | 		cout<<c<<") 31  ";
144 | 		if(a[i]==1)
145 | 		cout<<c<<") 32  ";
146 | 		if(a[i]==2)
147 | 		cout<<c<<") 30  ";
148 | 		if(a[i]==3)
149 | 		cout<<c<<") 29  ";
150 | 		c++;
151 | 	      }
152 | 	      C();
153 | 	    }
154 | 	    else if(b[i1]==3)
155 | 	    { clrscr();
156 | 	      F();
157 | 	      cout<<"Q. How many days in a Febuary?\n";
158 | 	      B();
159 | 	      for(i=0;i<4;i++)
160 | 	      { if(a[i]==0)
161 | 		cout<<c<<") 28  ";
162 | 		if(a[i]==1)
163 | 		cout<<c<<") 29  ";
164 | 		if(a[i]==2)
165 | 		cout<<c<<") 30  ";
166 | 		if(a[i]==3)
167 | 		cout<<c<<") 31  ";
168 | 		c++;
169 | 	      }
170 | 	      C();
171 | 	    }
172 | 	    else if(b[i1]==4)
173 | 	    { clrscr();
174 | 	      F();
175 | 	      cout<<"Q. How many days in a March?\n";
176 | 	      B();
177 | 	      for(i=0;i<4;i++)
178 | 	      { if(a[i]==0)
179 | 		cout<<c<<") 31  ";
180 | 		if(a[i]==1)
181 | 		cout<<c<<") 30  ";
182 | 		if(a[i]==2)
183 | 		cout<<c<<") 29  ";
184 | 		if(a[i]==3)
185 | 		cout<<c<<") 32  ";
186 | 		c++;
187 | 	      }
188 | 	      C();
189 | 	    }
190 | 	    else if(b[i1]==5)
191 | 	    { clrscr();
192 | 	      F();
193 | 	      cout<<"Q. How many days in a April?\n";
194 | 	      B();
195 | 	      for(i=0;i<4;i++)
196 | 	      { if(a[i]==0)
197 | 		cout<<c<<") 30  ";
198 | 		if(a[i]==1)
199 | 		cout<<c<<") 31  ";
200 | 		if(a[i]==2)
201 | 		cout<<c<<") 29  ";
202 | 		if(a[i]==3)
203 | 		cout<<c<<") 28  ";
204 | 		c++;
205 | 	      }
206 | 	      C();
207 | 	    }
208 | 	    else if(b[i1]==6)
209 | 	    { clrscr();
210 | 	      F();
211 | 	      cout<<"Q. How many days in a May?\n";
212 | 	      B();
213 | 	      for(i=0;i<4;i++)
214 | 	      { if(a[i]==0)
215 | 		cout<<c<<") 31  ";
216 | 		if(a[i]==1)
217 | 		cout<<c<<") 28  ";
218 | 		if(a[i]==2)
219 | 		cout<<c<<") 30  ";
220 | 		if(a[i]==3)
221 | 		cout<<c<<") 32  ";
222 | 		c++;
223 | 	      }
224 | 	      C();
225 | 	    }
226 | 	    else if(b[i1]==7)
227 | 	    { clrscr();
228 | 	      F();
229 | 	      cout<<"Q. How many days in a June?\n";
230 | 	      B();
231 | 	      for(i=0;i<4;i++)
232 | 	      { if(a[i]==0)
233 | 		cout<<c<<") 30  ";
234 | 		if(a[i]==1)
235 | 		cout<<c<<") 31  ";
236 | 		if(a[i]==2)
237 | 		cout<<c<<") 28  ";
238 | 		if(a[i]==3)
239 | 		cout<<c<<") 32  ";
240 | 		c++;
241 | 	      }
242 | 	      C();
243 | 	    }
244 | 	    else if(b[i1]==8)
245 | 	    { clrscr();
246 | 	      F();
247 | 	      cout<<"Q. How many days in a July?\n";
248 | 	      B();
249 | 	      for(i=0;i<4;i++)
250 | 	      { if(a[i]==0)
251 | 		cout<<c<<") 31  ";
252 | 		if(a[i]==1)
253 | 		cout<<c<<") 30  ";
254 | 		if(a[i]==2)
255 | 		cout<<c<<") 29  ";
256 | 		if(a[i]==3)
257 | 		cout<<c<<") 28  ";
258 | 		c++;
259 | 	      }
260 | 	      C();
261 | 	    }
262 | 	    else if(b[i1]==9)
263 | 	    { clrscr();
264 | 	      F();
265 | 	      cout<<"Q. How many days in a August?\n";
266 | 	      B();
267 | 	      for(i=0;i<4;i++)
268 | 	      { if(a[i]==0)
269 | 		cout<<c<<") 31  ";
270 | 		if(a[i]==1)
271 | 		cout<<c<<") 30  ";
272 | 		if(a[i]==2)
273 | 		cout<<c<<") 29  ";
274 | 		if(a[i]==3)
275 | 		cout<<c<<") 32  ";
276 | 		c++;
277 | 	      }
278 | 	      C();
279 | 	    }
280 | 	  }
281 | 	  clrscr();
282 | 	  cout<<"SCORE\n";
283 | 	  cout<<"Correct Answer = "<<p<<endl;
284 | 	  cout<<"Wrong Answer = "<<n<<endl;
285 | 	  getch();
286 | 	  cout<<"THANK YOU FOR PLAYING QUIZ\n";
287 | 	  cout<<"MADE BY- SHASHANK";
288 | 	}
289 | 	void E()
290 | 	{ cout<<"\t\t\tQUIZ\n\n";
291 | 	  cout<<"For start a Quiz Press s and For Qiut a Quiz Press q: ";
292 | 	  cin>>v;
293 | 	  switch(v)
294 | 	  { case 's': D();
295 | 		      break;
296 | 	    case 'q': cout<<"Quiz Quit";
297 | 		      getch();
298 | 		      exit(0);
299 | 		      break;
300 | 	    default : cout<<"Wrong input";
301 | 		      getch();
302 | 		      clrscr();
303 | 		      E();
304 | 		      break;
305 | 	  }
306 | 	}
307 | 	void F()
308 | 	{ cout<<"\t\t\tQUIZ\n\n";
309 | 	  cout<<"For start a Quiz Press s and For Qiut a Quiz Press q: s\n";
310 | 	  cout<<"Quiz Starts\n\n";
311 | 	}
312 | };
313 | void main()
314 | {	time_t t;
315 | 	time(&t);
316 | 	srand((unsigned int) t);
317 | 	clrscr();
318 | 	A obj;
319 | 	obj.E();
320 | 	getch();
321 | }
322 | 


--------------------------------------------------------------------------------
/Perodic Table.CPP:
--------------------------------------------------------------------------------
  1 | //Perodic Table
  2 | #include<iostream.h>
  3 | #include<conio.h>
  4 | #include<fstream.h>
  5 | #include<string.h>
  6 | class A
  7 | {       int a;
  8 | 	float am;
  9 | 	char s1[20],s2[5];
 10 | 	public:
 11 | 	void B()
 12 | 	{ cout<<"Enter Name of Element: ";
 13 | 	  cin>>s1;
 14 | 	  cout<<"Enter Symbol of Element: ";
 15 | 	  cin>>s2;
 16 | 	  cout<<"Enter Atomic Number: ";
 17 | 	  cin>>a;
 18 | 	  cout<<"Enter Atomic Mass: ";
 19 | 	  cin>>am;
 20 | 	}
 21 | 	void C()
 22 | 	{ cout<<"Name of Element: "<<s1<<"\n";
 23 | 	  cout<<"Symbol of Element: "<<s2<<"\n";
 24 | 	  cout<<"Atomic Number: "<<a<<"\n";
 25 | 	  cout<<"Atomic Mass: "<<am<<"\n";
 26 | 	}
 27 | 	int D()
 28 | 	{ return(a);
 29 | 	}
 30 | 	int E()
 31 | 	{ char ch;
 32 | 	  int b,l=0;
 33 | 	  cout<<"\nYou are Modifying this Record\n\n";
 34 | 	  cout<<"Name of Element: "<<s1<<"\n";
 35 | 	  cout<<"Symbol of Element: "<<s2<<"\n";
 36 | 	  cout<<"Atomic Mass: "<<am<<"\n";
 37 | 	  cout<<"\nAre you sure to modify the record(Y/N): ";
 38 | 	  cin>>ch;
 39 | 	  if(ch=='y'||ch=='Y')
 40 | 	  { cout<<"\nWhat you want to change\n";
 41 | 	    cout<<"1.Name of Element\n2.Symbol of Element\n3.Atomic Mass\n\n";
 42 | 	    cout<<"Enter your choice: ";
 43 | 	    cin>>b;
 44 | 	    switch(b)
 45 | 	    { case 1: cout<<"\nEnter New Name of Elment:";
 46 | 		      cin>>s1;
 47 | 		      break;
 48 | 	      case 2: cout<<"\nEnter New Symbol of Element: ";
 49 | 		      cin>>s2;
 50 | 		      break;
 51 | 	      case 3: cout<<"\nEnter New Atomic Mass: ";
 52 | 		      cin>>am;
 53 | 		      break;
 54 | 	     default: cout<<"\nWrong Choice";
 55 | 		      break;
 56 | 	    }
 57 | 	  }
 58 | 	  else
 59 | 	  { cout<<"\nRecord not Modify";
 60 | 	    l=1;
 61 | 	  }
 62 | 	  return(l);
 63 | 	}
 64 | 	char F()
 65 | 	{ return(s2[0]);
 66 | 	}
 67 | 	char G()
 68 | 	{ return(s2[1]);
 69 | 	}
 70 | };
 71 | void main()
 72 | {       int x,r,rn,p,r1,rn1,k;
 73 | 	char s3[5],s4[5];
 74 | 	long pos;
 75 | 	clrscr();
 76 | 	A obj;
 77 | 	while(x!=4)
 78 | 	{ clrscr();
 79 | 	  cout<<"\t\t\t**********************\n";
 80 | 	  cout<<"\t\t\t    PERODIC TABLE\n";
 81 | 	  cout<<"\t\t\t**********************\n\n\n";
 82 | 	  cout<<"MENU\n\n";
 83 | 	  cout<<"1.Press 1 for Add a New Element\n";
 84 | 	  cout<<"2.Press 2 for Search a Element\n";
 85 | 	  cout<<"3.Press 3 for Edit given Element\n";
 86 | 	  cout<<"4.Press 4 for Exit\n\n";
 87 | 	  cout<<"Enter your choice: ";
 88 | 	  cin>>x;
 89 | 	  switch(x)
 90 | 	  { case 1: clrscr();
 91 | 		    cout<<"Adding a New Element\n\n";
 92 | 		    ofstream outfile1;
 93 | 		    outfile1.open("perodictable.dat",ios::app|ios::binary);
 94 | 		    obj.B();
 95 | 		    outfile1.write((char*)&obj,sizeof(obj));
 96 | 		    outfile1.close();
 97 | 		    cout<<"\n\nDetails that you have added\n\n";
 98 | 		    obj.C();
 99 | 		    getch();
100 | 		    break;
101 | 	    case 2: int f=0;
102 | 		    clrscr();
103 | 		    cout<<"Searching the Details of Element\n\n";
104 | 		    ifstream infile1;
105 | 		    infile1.open("perodictable.dat",ios::in|ios::binary);
106 | 		    cout<<"What you want to Search Element: \n";
107 | 		    cout<<"1.By Symbol\n2.By Atomic Number\n\n";
108 | 		    cout<<"Enter your Choice: ";
109 | 		    cin>>p;
110 | 		    if(p==1)
111 | 		    { cout<<"Enter Symbol: ";
112 | 		      cin>>s3;
113 | 		      while(infile1.read((char*)&obj,sizeof(obj)))
114 | 		      { s4[0]=obj.F();
115 | 			s4[1]=obj.G();
116 | 			s4[2]='\0';
117 | 			if(strcmp(s3,s4)==0)
118 | 			{ cout<<"\nRecord found !!!\n\n";
119 | 			  obj.C();
120 | 			  f=1;
121 | 			  getch();
122 | 			  break;
123 | 			}
124 | 		      }
125 | 		      infile1.close();
126 | 		      if(f==0)
127 | 		      cout<<"\nSorry ! Record Not Found\n";
128 | 		      getch();
129 | 		    }
130 | 		    else if(p==2)
131 | 		    { cout<<"Enter Atomic Number: ";
132 | 		      cin>>r;
133 | 		      while(infile1.read((char*)&obj,sizeof(obj)))
134 | 		      { rn=obj.D();
135 | 			if(r==rn)
136 | 			{ cout<<"\nRecord found !!!\n\n";
137 | 			  obj.C();
138 | 			  f=1;
139 | 			  getch();
140 | 			  break;
141 | 			}
142 | 		      }
143 | 		      infile1.close();
144 | 		      if(f==0)
145 | 		      cout<<"\nSorry ! Record Not Found\n";
146 | 		      getch();
147 | 		    }
148 | 		    else
149 | 		    { cout<<"\nWrong Choice";
150 | 		      getch();
151 | 		    }
152 | 		    break;
153 | 	    case 3: int y=0;
154 | 		    clrscr();
155 | 		    cout<<"Editing the exiting Element\n\n";
156 | 		    fstream inout;
157 | 		    inout.open("perodictable.dat",ios::out|ios::in|ios::binary);
158 | 		    cout<<"\nEnter Atomic Number: ";
159 | 		    cin>>r1;
160 | 		    while(inout)
161 | 		    { pos=inout.tellg();
162 | 		      inout.read((char*)&obj,sizeof(obj));
163 | 		      rn1=obj.D();
164 | 		      if(rn1==r1)
165 | 		      { k=obj.E();
166 | 			y=1;
167 | 			inout.seekg(pos);
168 | 			inout.write((char*)&obj,sizeof(obj));
169 | 			getch();
170 | 			if(k==0)
171 | 			{ cout<<"\nRecord Modified Successfully";
172 | 			  getch();
173 | 			  clrscr();
174 | 			  cout<<"Modify Record is shown below-\n\n";
175 | 			  obj.C();
176 | 			  getch();
177 | 			}
178 | 			break;
179 | 		      }
180 | 		    }
181 | 		    inout.close();
182 | 		    if(y==0)
183 | 		    cout<<"\nSorry ! Record not Found";
184 | 		    getch();
185 | 		    break;
186 | 	    case 4: cout<<"EXIT";
187 | 		    break;
188 | 	  default:  cout<<"Wrong choice";
189 | 		    getch();
190 | 		    break;
191 | 	 }
192 |        }
193 |        getch();
194 | }


--------------------------------------------------------------------------------
/QUIZ.C:
--------------------------------------------------------------------------------
  1 | //Quiz
  2 | #include<stdio.h>
  3 | #include<conio.h>
  4 | #include<stdlib.h>
  5 | #include<time.h>
  6 | void main()
  7 | {	char ch,d;
  8 | 	int b[3000],a,i,c=-1,e,k=0,p=0,n=0;
  9 | 	time_t t;
 10 | 	clrscr();
 11 | 	time(&t);
 12 | 	srand((unsigned int) t);
 13 | 	printf("\t\t\t\tQUIZ\n");
 14 | 	printf("For start a Quiz Press s and For Qiut a Quiz Press q: ");
 15 | 	scanf("%s",&ch);
 16 | 	switch(ch)
 17 | 	{ case 's': for(i=0;;i++)
 18 | 		    { e=0;
 19 | 		      a=rand()%10;
 20 | 		      b[i]=a;
 21 | 		      c++;
 22 | 		      for(i=0;i<c;i++)
 23 | 		      { if(a==b[i])
 24 | 			{ e=1;
 25 | 			}
 26 | 		      }
 27 | 		      if(e==1)
 28 | 		      { printf("");
 29 | 			k--;
 30 | 		      }
 31 | 		      if(e==0)
 32 | 		      { if(a==0)
 33 | 			{ clrscr();
 34 | 			  printf("\t\t\t\tQUIZ\n");
 35 | 			  printf("For start a Quiz Press s and For Qiut a Quiz Press q: s\n");
 36 | 			  printf("Quiz start\n");
 37 | 			  printf("Q. How many days in a week?\n");
 38 | 			  printf("(a) 7");
 39 | 			  printf("\t(b) 5");
 40 | 			  printf("\t(c) 4");
 41 | 			  printf("\t(d) 8\n");
 42 | 			  printf("Enter your choice: ");
 43 | 			  scanf("%s",&d);
 44 | 			  if(d=='a')
 45 | 			  { printf("Correct Answer");
 46 | 			    p++;
 47 | 			  }
 48 | 			  else
 49 | 			  { printf("Wrong Answer\n");
 50 | 			    printf("Correct Answer is (a)");
 51 | 			    n++;
 52 | 			  }
 53 | 			  getch();
 54 | 			}
 55 | 			if(a==1)
 56 | 			{ clrscr();
 57 | 			  printf("\t\t\t\tQUIZ\n");
 58 | 			  printf("For start a Quiz Press s and For Qiut a Quiz Press q: s\n");
 59 | 			  printf("Quiz start\n");
 60 | 			  printf("Q. How many days in a year?\n");
 61 | 			  printf("(a) 355");
 62 | 			  printf("\t(b) 365");
 63 | 			  printf("\t(c) 364");
 64 | 			  printf("\t(d) 367\n");
 65 | 			  printf("Enter your choice: ");
 66 | 			  scanf("%s",&d);
 67 | 			  if(d=='b')
 68 | 			  { printf("Correct Answer");
 69 | 			    p++;
 70 | 			  }
 71 | 			  else
 72 | 			  { printf("Wrong Answer\n");
 73 | 			    printf("Correct Answer is (b)");
 74 | 			    n++;
 75 | 			  }
 76 | 			  getch();
 77 | 			}
 78 | 			if(a==2)
 79 | 			{ clrscr();
 80 | 			  printf("\t\t\t\tQUIZ\n");
 81 | 			  printf("For start a Quiz Press s and For Qiut a Quiz Press q: s\n");
 82 | 			  printf("Quiz start\n");
 83 | 			  printf("Q. How many days in a january?\n");
 84 | 			  printf("(a) 32");
 85 | 			  printf("\t(b) 28");
 86 | 			  printf("\t(c) 30");
 87 | 			  printf("\t(d) 31\n");
 88 | 			  printf("Enter your choice: ");
 89 | 			  scanf("%s",&d);
 90 | 			  if(d=='d')
 91 | 			  { printf("Correct Answer");
 92 | 			    p++;
 93 | 			  }
 94 | 			  else
 95 | 			  { printf("Wrong Answer\n");
 96 | 			    printf("Correct Answer is (d)");
 97 | 			    n++;
 98 | 			  }
 99 | 			  getch();
100 | 			}
101 | 			if(a==3)
102 | 			{  clrscr();
103 | 			  printf("\t\t\t\tQUIZ\n");
104 | 			  printf("For start a Quiz Press s and For Qiut a Quiz Press q: s\n");
105 | 			  printf("Quiz start\n");
106 | 			  printf("Q. How many days in a febuary?\n");
107 | 			  printf("(a) 32");
108 | 			  printf("\t(b) 28");
109 | 			  printf("\t(c) 30");
110 | 			  printf("\t(d) 31\n");
111 | 			  printf("Enter your choice: ");
112 | 			  scanf("%s",&d);
113 | 			  if(d=='b')
114 | 			  { printf("Correct Answer");
115 | 			    p++;
116 | 			  }
117 | 			  else
118 | 			  { printf("Wrong Answer\n");
119 | 			    printf("Correct Answer is (b)");
120 | 			    n++;
121 | 			  }
122 | 			  getch();
123 | 			}
124 | 			if(a==4)
125 | 			{  clrscr();
126 | 			  printf("\t\t\t\tQUIZ\n");
127 | 			  printf("For start a Quiz Press s and For Qiut a Quiz Press q: s\n");
128 | 			  printf("Quiz start\n");
129 | 			  printf("Q. How many days in a march?\n");
130 | 			  printf("(a) 32");
131 | 			  printf("\t(b) 28");
132 | 			  printf("\t(c) 31");
133 | 			  printf("\t(d) 30\n");
134 | 			  printf("Enter your choice: ");
135 | 			  scanf("%s",&d);
136 | 			  if(d=='c')
137 | 			  { printf("Correct Answer");
138 | 			    p++;
139 | 			  }
140 | 			  else
141 | 			  { printf("Wrong Answer\n");
142 | 			    printf("Correct Answer is (c)");
143 | 			    n++;
144 | 			  }
145 | 			  getch();
146 | 			}
147 | 			if(a==5)
148 | 			{  clrscr();
149 | 			  printf("\t\t\t\tQUIZ\n");
150 | 			  printf("For start a Quiz Press s and For Qiut a Quiz Press q: s\n");
151 | 			  printf("Quiz start\n");
152 | 			  printf("Q. How many days in a april?\n");
153 | 			  printf("(a) 32");
154 | 			  printf("\t(b) 28");
155 | 			  printf("\t(c) 30");
156 | 			  printf("\t(d) 31\n");
157 | 			  printf("Enter your choice: ");
158 | 			  scanf("%s",&d);
159 | 			  if(d=='c')
160 | 			  { printf("Correct Answer");
161 | 			    p++;
162 | 			  }
163 | 			  else
164 | 			  { printf("Wrong Answer\n");
165 | 			    printf("Correct Answer is (c)");
166 | 			    n++;
167 | 			  }
168 | 			  getch();
169 | 			}
170 | 			if(a==6)
171 | 			{  clrscr();
172 | 			  printf("\t\t\t\tQUIZ\n");
173 | 			  printf("For start a Quiz Press s and For Qiut a Quiz Press q: s\n");
174 | 			  printf("Quiz start\n");
175 | 			  printf("Q. How many days in a may?\n");
176 | 			  printf("(a) 31");
177 | 			  printf("\t(b) 30");
178 | 			  printf("\t(c) 28");
179 | 			  printf("\t(d) 29\n");
180 | 			  printf("Enter your choice: ");
181 | 			  scanf("%s",&d);
182 | 			  if(d=='a')
183 | 			  { printf("Correct Answer");
184 | 			    p++;
185 | 			  }
186 | 			  else
187 | 			  { printf("Wrong Answer\n");
188 | 			    printf("Correct Answer is (a)");
189 | 			    n++;
190 | 			  }
191 | 			  getch();
192 | 			}
193 | 			if(a==7)
194 | 			{  clrscr();
195 | 			  printf("\t\t\t\tQUIZ\n");
196 | 			  printf("For start a Quiz Press s and For Qiut a Quiz Press q: s\n");
197 | 			  printf("Quiz start\n");
198 | 			  printf("Q. How many days in a june?\n");
199 | 			  printf("(a) 32");
200 | 			  printf("\t(b) 30");
201 | 			  printf("\t(c) 31");
202 | 			  printf("\t(d) 29\n");
203 | 			  printf("Enter your choice: ");
204 | 			  scanf("%s",&d);
205 | 			  if(d=='b')
206 | 			  { printf("Correct Answer");
207 | 			    p++;
208 | 			  }
209 | 			  else
210 | 			  { printf("Wrong Answer\n");
211 | 			    printf("Correct Answer is (b)");
212 | 			    n++;
213 | 			  }
214 | 			  getch();
215 | 			}
216 | 			if(a==8)
217 | 			{  clrscr();
218 | 			  printf("\t\t\t\tQUIZ\n");
219 | 			  printf("For start a Quiz Press s and For Qiut a Quiz Press q: s\n");
220 | 			  printf("Quiz start\n");
221 | 			  printf("Q. How many days in a july?\n");
222 | 			  printf("(a) 32");
223 | 			  printf("\t(b) 28");
224 | 			  printf("\t(c) 30");
225 | 			  printf("\t(d) 31\n");
226 | 			  printf("Enter your choice: ");
227 | 			  scanf("%s",&d);
228 | 			  if(d=='d')
229 | 			  { printf("Correct Answer");
230 | 			    p++;
231 | 			  }
232 | 			  else
233 | 			  { printf("Wrong Answer\n");
234 | 			    printf("Correct Answer is (d)");
235 | 			    n++;
236 | 			  }
237 | 			  getch();
238 | 			}
239 | 			if(a==9)
240 | 			{  clrscr();
241 | 			  printf("\t\t\t\tQUIZ\n");
242 | 			  printf("For start a Quiz Press s and For Qiut a Quiz Press q: s\n");
243 | 			  printf("Quiz start\n");
244 | 			  printf("Q. How many days in a august?\n");
245 | 			  printf("(a) 32");
246 | 			  printf("\t(b) 28");
247 | 			  printf("\t(c) 30");
248 | 			  printf("\t(d) 31\n");
249 | 			  printf("Enter your choice: ");
250 | 			  scanf("%s",&d);
251 | 			  if(d=='d')
252 | 			  { printf("Correct Answer");
253 | 			    p++;
254 | 			  }
255 | 			  else
256 | 			  { printf("Wrong Answer\n");
257 | 			    printf("Correct Answer is (d)");
258 | 			    n++;
259 | 			  }
260 | 			  getch();
261 | 			}
262 | 		       }
263 | 		       k++;
264 | 		       if(k==10)
265 | 		       break;
266 | 		      }
267 | 		      clrscr();
268 | 		      printf("SCORE\n");
269 | 		      printf("Correct Answer = %d\n",p);
270 | 		      printf("Wrong Answer = %d\n",n);
271 | 		      getch();
272 | 		      printf("THANK YOU FOR PLAYING QUIZ\n");
273 | 		      printf("MADE BY- SHASHANK");
274 | 		      break;
275 | 	  case 'q': printf("Quiz quit");
276 | 		    break;
277 | 	  default: printf("Wrong choice");
278 | 		   break;
279 | 	}
280 | 	getch();
281 | }


--------------------------------------------------------------------------------
/README.md:
--------------------------------------------------------------------------------
1 | # C-Projects


--------------------------------------------------------------------------------
/Student Management system.CPP:
--------------------------------------------------------------------------------
  1 | //Student Management system
  2 | #include<iostream.h>
  3 | #include<conio.h>
  4 | #include<fstream.h>
  5 | #include<stdio.h>
  6 | class A
  7 | {       int r;
  8 | 	float per,t,e,p,c,cp,m;
  9 | 	char s1[2000],s2[2000],s3[2000],s4[2000];
 10 | 	public:
 11 | 	void B()
 12 | 	{ cout<<"Enter Name of Student: ";
 13 | 	  gets(s1);
 14 | 	  cout<<"Enter Father's name: ";
 15 | 	  gets(s2);
 16 | 	  cout<<"Enter Mother's Name: ";
 17 | 	  gets(s3);
 18 | 	  cout<<"Enter Class: ";
 19 | 	  cin>>s4;
 20 | 	  cout<<"Enter Roll Number: ";
 21 | 	  cin>>r;
 22 | 	  cout<<"Enter 5 Subject Marks(out of 100):\n";
 23 | 	  cout<<"English: ";
 24 | 	  cin>>e;
 25 | 	  cout<<"Physics: ";
 26 | 	  cin>>p;
 27 | 	  cout<<"Chemisrty: ";
 28 | 	  cin>>c;
 29 | 	  cout<<"Maths: ";
 30 | 	  cin>>m;
 31 | 	  cout<<"Computer: ";
 32 | 	  cin>>cp;
 33 | 	}
 34 | 	void C()
 35 | 	{ cout<<"Name of Student: "<<s1<<"\n";
 36 | 	  cout<<"Father's name: "<<s2<<"\n";
 37 | 	  cout<<"Mother's Name: "<<s3<<"\n";
 38 | 	  cout<<"Class: "<<s4<<"\n";
 39 | 	  cout<<"Roll Number: "<<r<<"\n";
 40 | 	  cout<<"Subject Marks(out of 100):\n";
 41 | 	  cout<<"English: "<<e<<"\n";
 42 | 	  cout<<"Physics: "<<p<<"\n";
 43 | 	  cout<<"Chemisrty: "<<c<<"\n";
 44 | 	  cout<<"Maths: "<<m<<"\n";
 45 | 	  cout<<"Computer: "<<cp<<"\n";
 46 | 	}
 47 | 	int D()
 48 | 	{ return(r);
 49 | 	}
 50 | 	int E()
 51 | 	{ char ch;
 52 | 	  int b,l=0;
 53 | 	  cout<<"\nYou are Modifying this Record\n\n";
 54 | 	  cout<<"Name of Student: "<<s1<<"\n";
 55 | 	  cout<<"Father's name: "<<s2<<"\n";
 56 | 	  cout<<"Mother's Name: "<<s3<<"\n";
 57 | 	  cout<<"Class: "<<s4<<"\n";
 58 | 	  cout<<"Subjects Marks(out of 100):\n";
 59 | 	  cout<<"English: "<<e<<"\n";
 60 | 	  cout<<"Physics: "<<p<<"\n";
 61 | 	  cout<<"Chemisrty: "<<c<<"\n";
 62 | 	  cout<<"Maths: "<<m<<"\n";
 63 | 	  cout<<"Computer: "<<cp<<"\n";
 64 | 	  cout<<"\nAre you sure to modify the record(Y/N): ";
 65 | 	  cin>>ch;
 66 | 	  if(ch=='y'||ch=='Y')
 67 | 	  { cout<<"\nWhat you want to change\n";
 68 | 	    cout<<"1.Name of Student\n2.Father's Name\n3.Mother's Name\n4.Subjects Marks\n\n";
 69 | 	    cout<<"Enter your choice: ";
 70 | 	    cin>>b;
 71 | 	    switch(b)
 72 | 	    { case 1: cout<<"\nEnter New Name of Student:";
 73 | 		      gets(s1);
 74 | 		      break;
 75 | 	      case 2: cout<<"\nEnter Father's Name: ";
 76 | 		      gets(s2);
 77 | 		      break;
 78 | 	      case 3: cout<<"\nEnter Mother's Name: ";
 79 | 		      gets(s3);
 80 | 		      break;
 81 | 	      case 4: cout<<"Enter New Subjects Marks:\n";
 82 | 		      cout<<"English: ";
 83 | 		      cin>>e;
 84 | 		      cout<<"Physics: ";
 85 | 		      cin>>p;
 86 | 		      cout<<"Chemisrty: ";
 87 | 		      cin>>c;
 88 | 		      cout<<"Maths: ";
 89 | 		      cin>>m;
 90 | 		      cout<<"Computer: ";
 91 | 		      cin>>cp;
 92 | 		      break;
 93 | 	     default: cout<<"\nWrong Choice";
 94 | 		      break;
 95 | 	    }
 96 | 	  }
 97 | 	  else
 98 | 	  { cout<<"\nRecord not Modify";
 99 | 	    l=1;
100 | 	  }
101 | 	  return(l);
102 | 	}
103 | 	void F()
104 | 	{ cout<<"Name of Student: "<<s1;
105 | 	  cout.width(30);
106 | 	  cout<<"Roll Number: "<<r<<"\n";
107 | 	  cout<<"Father's name  : "<<s2;
108 | 	  cout.width(30);
109 | 	  cout<<"Class: "<<s4<<"\n";
110 | 	  cout<<"Mother's Name  : "<<s3<<"\n\n";
111 | 	  cout<<"___________________________________________________________\n";
112 | 	  cout<<"-----------------------------------------------------------\n";
113 | 	  cout<<"NAME OF SUBJECTS";
114 | 	  cout.width(18);
115 | 	  cout<<"MAXIMUM MARKS";
116 | 	  cout.width(23);
117 | 	  cout<<"MARKS OBTAINED\n";
118 | 	  cout<<"___________________________________________________________\n";
119 | 	  cout<<"-----------------------------------------------------------\n";
120 | 	  cout<<"\n";
121 | 	  cout<<"English ";
122 | 	  cout.width(17);
123 | 	  cout<<"100";
124 | 	  cout.width(25);
125 | 	  cout<<e<<"\n";
126 | 	  cout<<"Physics ";
127 | 	  cout.width(17);
128 | 	  cout<<"100";
129 | 	  cout.width(25);
130 | 	  cout<<p<<"\n";
131 | 	  cout<<"Chemisrty ";
132 | 	  cout.width(15);
133 | 	  cout<<"100";
134 | 	  cout.width(25);
135 | 	  cout<<c<<"\n";
136 | 	  cout<<"Maths ";
137 | 	  cout.width(19);
138 | 	  cout<<"100";
139 | 	  cout.width(25);
140 | 	  cout<<m<<"\n";
141 | 	  cout<<"Computer  ";
142 | 	  cout.width(15);
143 | 	  cout<<"100";
144 | 	  cout.width(25);
145 | 	  cout<<cp<<"\n";
146 | 	  cout<<"---------------------------------------------------------------\n";
147 | 	  t=e+p+c+m+cp;
148 | 	  cout.width(27);
149 | 	  cout<<"Total= 500";
150 | 	  cout.width(22);
151 | 	  cout<<"Total= "<<t<<"\n";
152 | 	  cout<<"_______________________________________________________________\n";
153 | 	  per=t/5;
154 | 	  cout<<"\n\n";
155 | 	  cout.precision(2);
156 | 	  cout<<"Percentage= "<<per<<"%\n";
157 | 	  if(per>=85)
158 | 	  cout<<"Result: Excellent";
159 | 	  else if(per>=75&&per<85)
160 | 	  cout<<"Result: Very Good";
161 | 	  else if(per>=65&&per<75)
162 | 	  cout<<"Result: Good";
163 | 	  else
164 | 	  cout<<"Result: fair";
165 | 	}
166 | };
167 | void main()
168 | {       int x,r,rn,r1,rn1,r2,rn2,k;
169 | 	long pos;
170 | 	clrscr();
171 | 	A obj;
172 | 	while(x!=5)
173 | 	{ clrscr();
174 | 	  cout<<"\t\t\t*************************\n";
175 | 	  cout<<"\t\t\tSTUDENT MANAGEMENT SYSTEM\n";
176 | 	  cout<<"\t\t\t**************************\n\n\n";
177 | 	  cout<<"MENU\n\n";
178 | 	  cout<<"1.Press 1 for Add a New Record of Studemt\n";
179 | 	  cout<<"2.Press 2 for Search a Record of Student\n";
180 | 	  cout<<"3.Press 3 for Edit Record of Student\n";
181 | 	  cout<<"4.Press 4 for Delete the Record of Student\n";
182 | 	  cout<<"5.Press 5 for Exit\n\n";
183 | 	  cout<<"Enter your choice: ";
184 | 	  cin>>x;
185 | 	  switch(x)
186 | 	  { case 1: clrscr();
187 | 		    cout<<"Adding a New Record\n\n";
188 | 		    ofstream outfile1;
189 | 		    outfile1.open("sms.dat",ios::app|ios::binary);
190 | 		    obj.B();
191 | 		    outfile1.write((char*)&obj,sizeof(obj));
192 | 		    outfile1.close();
193 | 		    cout<<"\n\nDetails that you have added\n\n";
194 | 		    obj.C();
195 | 		    getch();
196 | 		    break;
197 | 	    case 2: int f=0;
198 | 		    clrscr();
199 | 		    cout<<"Searching the Details of Student\n\n";
200 | 		    ifstream infile1;
201 | 		    infile1.open("sms.dat",ios::in|ios::binary);
202 | 		    cout<<"Enter Student Roll Number: ";
203 | 		    cin>>r2;
204 | 		    while(infile1.read((char*)&obj,sizeof(obj)))
205 | 		    { rn2=obj.D();
206 | 		      if(rn2==r2)
207 | 		      { cout<<"\nRecord found !!!\n\n";
208 | 			obj.F();
209 | 			f=1;
210 | 			getch();
211 | 			break;
212 | 		      }
213 | 		    }
214 | 		    infile1.close();
215 | 		    if(f==0)
216 | 		    cout<<"\nSorry ! Record Not Found\n";
217 | 		    getch();
218 | 		    break;
219 | 	    case 3: int y=0;
220 | 		    clrscr();
221 | 		    cout<<"Editing the Student Record\n\n";
222 | 		    fstream inout;
223 | 		    inout.open("sms.dat",ios::out|ios::in|ios::binary);
224 | 		    cout<<"\nEnter Roll No. of Student: ";
225 | 		    cin>>r1;
226 | 		    while(inout)
227 | 		    { pos=inout.tellg();
228 | 		      inout.read((char*)&obj,sizeof(obj));
229 | 		      rn1=obj.D();
230 | 		      if(rn1==r1)
231 | 		      { k=obj.E();
232 | 			y=1;
233 | 			inout.seekg(pos);
234 | 			inout.write((char*)&obj,sizeof(obj));
235 | 			getch();
236 | 			if(k==0)
237 | 			{ cout<<"\nRecord Modified Successfully";
238 | 			  getch();
239 | 			  clrscr();
240 | 			  cout<<"Modify Record is shown below-\n\n";
241 | 			  obj.F();
242 | 			  getch();
243 | 			}
244 | 			break;
245 | 		      }
246 | 		    }
247 | 		    inout.close();
248 | 		    if(y==0)
249 | 		    cout<<"\nSorry ! Record not Found";
250 | 		    getch();
251 | 		    break;
252 | 	    case 4: int g=0;
253 | 		    char d;
254 | 		    clrscr();
255 | 		    cout<<"Deleting the Student Record\n\n";
256 | 		    ofstream outfile3;
257 | 		    outfile3.open("temp.dat",ios::out|ios::binary);
258 | 		    ifstream infile4;
259 | 		    infile4.open("sms.dat",ios::out|ios::binary);
260 | 		    cout<<"Enter Student Roll no. you want to delete from record: ";
261 | 		    cin>>r2;
262 | 		    while(infile4.read((char*)&obj,sizeof(obj)))
263 | 		    { rn2=obj.D();
264 | 		      if(rn2==r2)
265 | 		      { g=1;
266 | 			cout<<"\nThe record you want to delete is:\n\n";
267 | 			obj.C();
268 | 			cout<<"\nAre you sure to delete the record(Y/N):";
269 | 			cin>>d;
270 | 			if(d=='n'||d=='N')
271 | 			{ outfile3.write((char*)&obj,sizeof(obj));
272 | 			  cout<<"\nThe Record is not deleted";
273 | 			}
274 | 			else
275 | 			cout<<"\nStudent Record successfully Deleted";
276 | 		      }
277 | 		      else
278 | 		      outfile3.write((char*)&obj,sizeof(obj));
279 | 		    }
280 | 		    if(g==0)
281 | 		    cout<<"\nSorry ! The Record you want to delete is not Found";
282 | 		    outfile3.close();
283 | 		    infile4.close();
284 | 		    remove("sms.dat");
285 | 		    rename("temp.dat","sms.dat");
286 | 		    getch();
287 | 		    break;
288 | 	    case 5: cout<<"EXIT";
289 | 		    break;
290 | 	  default:  cout<<"Wrong choice";
291 | 		    getch();
292 | 		    break;
293 | 	 }
294 |        }
295 |        getch();
296 | }


--------------------------------------------------------------------------------
/Sudoku.CPP:
--------------------------------------------------------------------------------
  1 | //Sudoku
  2 | #include<iostream.h>
  3 | #include<conio.h>
  4 | #include<stdlib.h>
  5 | #include<dos.h>
  6 | #include<time.h>
  7 | class A
  8 | {	int i,j,k,l,a[9][9],b[9][9],m[10],r1,r2,r3,t,e,e1,r,c,n,x,p,q;
  9 | 	public:
 10 | 	A()
 11 | 	{ k=0;
 12 | 	  while(k<9)
 13 | 	  { e=0;
 14 | 	    r3=rand()%10;
 15 | 	    for(l=0;l<k;l++)
 16 | 	    { if(m[l]==r3||r3==0)
 17 | 	      { k--;
 18 | 		e=1;
 19 | 	      }
 20 | 	    }
 21 | 	    if(e==0)
 22 | 	    m[k]=r3;
 23 | 	    k++;
 24 | 	  }
 25 | 	  a[0][0]=a[1][6]=a[2][3]=a[3][1]=a[4][7]=a[5][4]=a[6][2]=a[7][8]=a[8][5]=m[8];
 26 | 	  a[0][1]=a[1][7]=a[2][4]=a[3][0]=a[4][6]=a[5][3]=a[6][5]=a[7][2]=a[8][8]=m[7];
 27 | 	  a[0][2]=a[1][8]=a[2][5]=a[3][3]=a[4][0]=a[5][6]=a[6][1]=a[7][7]=a[8][4]=m[6];
 28 | 	  a[0][3]=a[1][0]=a[2][6]=a[3][2]=a[4][8]=a[5][5]=a[6][4]=a[7][1]=a[8][7]=m[5];
 29 | 	  a[0][4]=a[1][1]=a[2][7]=a[3][5]=a[4][2]=a[5][8]=a[6][0]=a[7][6]=a[8][3]=m[4];
 30 | 	  a[0][5]=a[1][2]=a[2][8]=a[3][4]=a[4][1]=a[5][7]=a[6][3]=a[7][0]=a[8][6]=m[3];
 31 | 	  a[0][6]=a[1][3]=a[2][0]=a[3][8]=a[4][5]=a[5][2]=a[6][7]=a[7][4]=a[8][1]=m[2];
 32 | 	  a[0][7]=a[1][4]=a[2][1]=a[3][6]=a[4][3]=a[5][0]=a[6][8]=a[7][5]=a[8][2]=m[1];
 33 | 	  a[0][8]=a[1][5]=a[2][2]=a[3][7]=a[4][4]=a[5][1]=a[6][6]=a[7][3]=a[8][0]=m[0];
 34 | 	}
 35 | 	void B()
 36 | 	{ for(i=0;i<5;i++)
 37 | 	  { e=0;
 38 | 	    r1=rand()%9;
 39 | 	    cout<<"";
 40 | 	    if(r1==2||r1==5||r1==8)
 41 | 	    { e=1;
 42 | 	      i--;
 43 | 	    }
 44 | 	    else
 45 | 	    r2=r1+1;
 46 | 	    if(e==0)
 47 | 	    { for(j=0;j<9;j++)
 48 | 	      { t=a[r1][j];
 49 | 		a[r1][j]=a[r2][j];
 50 | 		a[r2][j]=t;
 51 | 	      }
 52 | 	    }
 53 | 	  }
 54 | 	}
 55 | 	void C()
 56 | 	{ for(i=0;i<5;i++)
 57 | 	  { e=0;
 58 | 	    r1=rand()%9;
 59 | 	    cout<<"";
 60 | 	    if(r1==2||r1==5||r1==8)
 61 | 	    { e=1;
 62 | 	      i--;
 63 | 	    }
 64 | 	    else
 65 | 	    r2=r1+1;
 66 | 	    if(e==0)
 67 | 	    { for(j=0;j<9;j++)
 68 | 	      { t=a[j][r1];
 69 | 		a[j][r1]=a[j][r2];
 70 | 		a[j][r2]=t;
 71 | 	      }
 72 | 	    }
 73 | 	  }
 74 | 	}
 75 | 	void D()
 76 | 	{ for(j=0;j<9;j++)
 77 | 	  { for(i=0;i<9;i++)
 78 | 	    b[i][j]=a[j][i];
 79 | 	  }
 80 | 	  for(j=0;j<9;j++)
 81 | 	  { for(i=0;i<9;i++)
 82 | 	    a[i][j]=b[i][j];
 83 | 	  }
 84 | 	}
 85 | 	void E()
 86 | 	{ for(i=0;i<9;i++)
 87 | 	  { for(j=0;j<9;j++)
 88 | 	    cout<<"|_"<<b[i][j]<<"_";
 89 | 	    cout<<endl;
 90 | 	  }
 91 | 	  cout<<"\n\n";
 92 | 	}
 93 | 	void F()
 94 | 	{ clrscr();
 95 | 	  cout<<"\t\t\t Sudoku"<<endl;
 96 | 	  cout<<"\t\t\t~~~~~~~~"<<endl;
 97 | 	  cout<<"\n\n";
 98 | 	  cout<<"1.VERY EASY"<<endl;
 99 | 	  cout<<"2.EASY"<<endl;
100 | 	  cout<<"3.MEDIUM"<<endl;
101 | 	  cout<<"4.HARD\n\n";
102 | 	  cout<<"Enter Choice:";
103 | 	  cin>>p;
104 | 	  if(p==1)
105 | 	  q=11;
106 | 	  else if(p==2)
107 | 	  q=21;
108 | 	  else if(p==3)
109 | 	  q=31;
110 | 	  else if(p==4)
111 | 	  q=40;
112 | 	  else
113 | 	  { cout<<"Wrong Input";
114 | 	    getch();
115 | 	    F();
116 | 	  }
117 | 	  for(i=0;i<q;i++)
118 | 	  { r1=rand()%9;
119 | 	    r2=rand()%9;
120 | 	    a[r1][r2]=0;
121 | 	  }
122 | 	}
123 | 	void G()
124 | 	{ for(i=0;i<9;i++)
125 | 	  { for(j=0;j<9;j++)
126 | 	    { if(a[i][j]==0)
127 | 	      cout<<"|_"<<" _";
128 | 	      else
129 | 	      cout<<"|_"<<a[i][j]<<"_";
130 | 	    }
131 | 	    cout<<endl;
132 | 	  }
133 | 	}
134 | 	void H()
135 | 	{ e1=0;
136 | 	  for(i=0;i<9;i++)
137 | 	  { for(j=0;j<9;j++)
138 | 	    { if(a[i][j]==0)
139 | 	       e1=1;
140 | 	    }
141 | 	  }
142 | 	  if(e1==0)
143 | 	  { delay(1000);
144 | 	    cout<<"YOU WIN THE GAME";
145 | 	    exit(0);
146 | 	  }
147 | 	  cout<<"\t\t\t Sudoku"<<endl;
148 | 	  cout<<"\t\t\t~~~~~~~~"<<endl;
149 | 	  cout<<"\n";
150 | 	  G();
151 | 	  cout<<"\n\n";
152 | 	  cout<<"Enter row=";
153 | 	  cin>>r;
154 | 	  if(r==10)
155 | 	  { clrscr();
156 | 	    cout<<"\t\t\t Sudoku"<<endl;
157 | 	    cout<<"\t\t\t~~~~~~~~"<<endl;
158 | 	    cout<<"\n";
159 | 	    cout<<"Solution for given Sudoku\n\n";
160 | 	    E();
161 | 	    getch();
162 | 	    exit(0);
163 | 	  }
164 | 	  cout<<"Enter column=";
165 | 	  cin>>c;
166 | 	  if(a[r-1][c-1]==0)
167 | 	  { cout<<"Enter corresponding number=";
168 | 	    cin>>n;
169 | 	    if(n==b[r-1][c-1])
170 | 	    { a[r-1][c-1]=n;
171 | 	      clrscr();
172 | 	      H();
173 | 	    }
174 | 	    else
175 | 	    { cout<<"Wrong Input";
176 | 	      getch();
177 | 	      clrscr();
178 | 	      H();
179 | 	    }
180 | 	  }
181 | 	  else
182 | 	  { cout<<"Wrong Input";
183 | 	    getch();
184 | 	    clrscr();
185 | 	    H();
186 | 	  }
187 | 	}
188 | 	void I()
189 | 	{ int w=0;
190 | 	  cout<<"\t\t\t Sudoku"<<endl;
191 | 	  cout<<"\t\t\t~~~~~~~~"<<endl;
192 | 	  cout<<"\n";
193 | 	  cout<<"1.New Game"<<endl;
194 | 	  cout<<"2.Instructions"<<endl;
195 | 	  cout<<"3.Exit\n\n";
196 | 	  while(w==0)
197 | 	  { cout<<"Enter Choice:";
198 | 	    cin>>x;
199 | 	    switch(x)
200 | 	    { case 1: w=1;
201 | 		      F();
202 | 		      clrscr();
203 | 		      H();
204 | 		      break;
205 | 	      case 2: w=1;
206 | 		      clrscr();
207 | 		      cout<<"\t\tINSTRUCTIOMS\n\n";
208 | 		      cout<<"1.The aim of the puzzle is to enter a digit from 1 to 9.\n";
209 | 		      cout<<"2.In each cell of a 9X9 grid made up of 3X3 subgrids.\n";
210 | 		      cout<<"3.In each row,column,and subgrid must contain only one instance of each digit.\n";
211 | 		      cout<<"4.For seeing the solution of given Sudoku puzzle press number '10' in row         and press Enter button.\n";
212 | 		      cout<<"\nPress enter button to start Sudoku puzzle";
213 | 		      getch();
214 | 		      F();
215 | 		      clrscr();
216 | 		      H();
217 | 		      break;
218 | 	      case 3: exit(0);
219 | 	     default: cout<<"Wrong Input"<<endl;
220 | 		      break;
221 | 	    }
222 | 	  }
223 | 	}
224 | };
225 | void main()
226 | {       time_t t;
227 | 	time(&t);
228 | 	srand((unsigned int)t);
229 | 	textbackground(BLUE);
230 | 	clrscr();
231 | 	A obj;
232 | 	obj.B();
233 | 	obj.C();
234 | 	obj.D();
235 | 	obj.I();
236 | 	getch();
237 | }


--------------------------------------------------------------------------------
/Tic Tac Toe Game(unbeatable).CPP:
--------------------------------------------------------------------------------
  1 | //Tic Tac Toe Game
  2 | #include<stdio.h>
  3 | #include<conio.h>
  4 | #include<stdlib.h>
  5 | #include<dos.h>
  6 | void main()
  7 | {	clrscr();
  8 | 	textcolor(WHITE);
  9 | 	textbackground(BLUE);
 10 | 	char s[3][3];
 11 | 	int i,j,r,c,v=0,p,q,e,z,n,m,f,w,b;
 12 | 	for(i=0;i<3;i++)
 13 | 	{ for(j=0;j<3;j++)
 14 | 	  s[i][j]=' ';
 15 | 	}
 16 | 	while(v!=10)
 17 | 	{ z=0;
 18 | 	  w=0;
 19 | 	  clrscr();
 20 | 	  printf("\t\t   TIC TAC TOE GAME\n");
 21 | 	  printf("\t\t   ~~~~~~~~~~~~~~~~~\n");
 22 | 	  printf("Game start\n\n");
 23 | 	  for(i=0;i<3;i++)
 24 | 	  { for(j=0;j<3;j++)
 25 | 	    { printf("_ %c |",s[i][j]);
 26 | 	      if(s[i][j]==' ')
 27 | 	      w=1;
 28 | 	    }
 29 | 	    printf("\n");
 30 | 	  }
 31 | 	  if(w==0)
 32 | 	  { printf("\nTie");
 33 | 	    getch();
 34 | 	    exit(0);
 35 | 	  }
 36 | 	  printf("\nUser turn\n");
 37 | 	  printf("\nEnter row=");
 38 | 	  scanf("%d",&r);
 39 | 	  printf("Enter column=");
 40 | 	  scanf("%d",&c);
 41 | 	  if(r>0&&r<4&&c>0&&c<4)
 42 | 	  { if(s[r-1][c-1]==' ')
 43 | 	    { s[r-1][c-1]='X';
 44 | 	      clrscr();
 45 | 	      printf("\t\t   TIC TAC TOE GAME\n");
 46 | 	      printf("\t\t   ~~~~~~~~~~~~~~~~~\n");
 47 | 	      printf("Game start\n\n");
 48 | 	      for(i=0;i<3;i++)
 49 | 	      { for(j=0;j<3;j++)
 50 | 		printf("_ %c |",s[i][j]);
 51 | 		printf("\n");
 52 | 	      }
 53 | 	      delay(900);
 54 | 	      if(v==0)
 55 | 	      { if(r==2&&c==2)
 56 | 		{ printf("\n\nComputer turn\n\n");
 57 | 		  for(b=20;b<=100;b+=20)
 58 | 		  { printf("Loading...%d%\r",b);
 59 | 		    sleep(1);
 60 | 		  }
 61 | 		  printf("\ndone");
 62 | 		  delay(900);
 63 | 		  s[0][2]='O';
 64 | 		  v++;
 65 | 		}
 66 | 		else
 67 | 		{ printf("\n\nComputer turn\n\n");
 68 | 		  for(b=20;b<=100;b+=20)
 69 | 		  { printf("Loading...%d%\r",b);
 70 | 		    sleep(1);
 71 | 		  }
 72 | 		  printf("\ndone");
 73 | 		  delay(900);
 74 | 		  s[1][1]='O';
 75 | 		  v++;
 76 | 		}
 77 | 	      }
 78 | 	      if(v>1)
 79 | 	      { for(i=0;i<3;i++)
 80 | 		{ for(j=0;j<3;j++)
 81 | 		  { if(s[i][j]==' ')
 82 | 		    { f=0;
 83 | 		      s[i][j]='O';
 84 | 		      for(p=0;p<3;p++)
 85 | 		      { if(s[p][0]=='O'&&s[p][1]=='O'&&s[p][2]=='O')
 86 | 			{ printf("\n\nComputer turn\n\n");
 87 | 			  for(b=20;b<=100;b+=20)
 88 | 			  { printf("Loading...%d%\r",b);
 89 | 			    sleep(1);
 90 | 			  }
 91 | 			  printf("\ndone");
 92 | 			  delay(900);
 93 | 			  s[i][j]='O';
 94 | 			  f=1;
 95 | 			  clrscr();
 96 | 			  printf("\t\t   TIC TAC TOE GAME\n");
 97 | 			  printf("\t\t   ~~~~~~~~~~~~~~~~~\n");
 98 | 			  printf("Game start\n\n");
 99 | 			  for(i=0;i<3;i++)
100 | 			  { for(j=0;j<3;j++)
101 | 			    printf("_ %c |",s[i][j]);
102 | 			    printf("\n");
103 | 			  }
104 | 			  printf("\nComputer Wins");
105 | 			  getch();
106 | 			  exit(0);
107 | 			}
108 | 		      }
109 | 		      for(q=0;q<3;q++)
110 | 		      { if(s[0][q]=='O'&&s[1][q]=='O'&&s[2][q]=='O')
111 | 			{ printf("\n\nComputer turn\n\n");
112 | 			  for(b=20;b<=100;b+=20)
113 | 			  { printf("Loading...%d%\r",b);
114 | 			    sleep(1);
115 | 			  }
116 | 			  printf("\ndone");
117 | 			  delay(900);
118 | 			  s[i][j]='O';
119 | 			  f=1;
120 | 			  clrscr();
121 | 			  printf("\t\t   TIC TAC TOE GAME\n");
122 | 			  printf("\t\t   ~~~~~~~~~~~~~~~~~\n");
123 | 			  printf("Game start\n\n");
124 | 			  for(i=0;i<3;i++)
125 | 			  { for(j=0;j<3;j++)
126 | 			    printf("_ %c |",s[i][j]);
127 | 			    printf("\n");
128 | 			  }
129 | 			  printf("\nComputer Wins");
130 | 			  getch();
131 | 			  exit(0);
132 | 			}
133 | 		      }
134 | 		      if(s[0][0]=='O'&&s[1][1]=='O'&&s[2][2]=='O')
135 | 		      { printf("\n\nComputer turn\n\n");
136 | 			for(b=20;b<=100;b+=20)
137 | 			{ printf("Loading...%d%\r",b);
138 | 			  sleep(1);
139 | 			}
140 | 			printf("\ndone");
141 | 			delay(900);
142 | 			s[i][j]='O';
143 | 			f=1;
144 | 			clrscr();
145 | 			printf("\t\t   TIC TAC TOE GAME\n");
146 | 			printf("\t\t   ~~~~~~~~~~~~~~~~~\n");
147 | 			printf("Game start\n\n");
148 | 			for(i=0;i<3;i++)
149 | 			{ for(j=0;j<3;j++)
150 | 			  printf("_ %c |",s[i][j]);
151 | 			  printf("\n");
152 | 			}
153 | 			printf("\nComputer Wins");
154 | 			getch();
155 | 			exit(0);
156 | 		      }
157 | 		      if(s[0][2]=='O'&&s[1][1]=='O'&&s[2][0]=='O')
158 | 		      { printf("\n\nComputer turn\n\n");
159 | 			for(b=20;b<=100;b+=20)
160 | 			{ printf("Loading...%d%\r",b);
161 | 			  sleep(1);
162 | 			}
163 | 			printf("\ndone");
164 | 			delay(900);
165 | 			s[i][j]='O';
166 | 			f=1;
167 | 			clrscr();
168 | 			printf("\t\t   TIC TAC TOE GAME\n");
169 | 			printf("\t\t   ~~~~~~~~~~~~~~~~~\n");
170 | 			printf("Game start\n\n");
171 | 			for(i=0;i<3;i++)
172 | 			{ for(j=0;j<3;j++)
173 | 			  printf("_ %c |",s[i][j]);
174 | 			  printf("\n");
175 | 			}
176 | 			printf("\nComputer Wins");
177 | 			getch();
178 | 			exit(0);
179 | 		      }
180 | 		      if(f!=1)
181 | 		      s[i][j]=' ';
182 | 		    }
183 | 		  }
184 | 		}
185 | 	      }
186 | 	      if(v>1)
187 | 	      { for(i=0;i<3;i++)
188 | 		{ for(j=0;j<3;j++)
189 | 		  { if(s[i][j]==' ')
190 | 		    { e=0;
191 | 		      s[i][j]='X';
192 | 		      for(p=0;p<3;p++)
193 | 		      { if(s[p][0]=='X'&&s[p][1]=='X'&&s[p][2]=='X')
194 | 			{ printf("\n\nComputer turn\n\n");
195 | 			  for(b=20;b<=100;b+=20)
196 | 			  { printf("Loading...%d%\r",b);
197 | 			    sleep(1);
198 | 			  }
199 | 			  printf("\ndone");
200 | 			  delay(900);
201 | 			  s[i][j]='O';
202 | 			  e=1;
203 | 			  z=1;
204 | 			  break;
205 | 			}
206 | 		      }
207 | 		      for(q=0;q<3;q++)
208 | 		      { if(s[0][q]=='X'&&s[1][q]=='X'&&s[2][q]=='X')
209 | 			{ printf("\n\nComputer turn\n\n");
210 | 			  for(b=20;b<=100;b+=20)
211 | 			  { printf("Loading...%d%\r",b);
212 | 			    sleep(1);
213 | 			  }
214 | 			  printf("\ndone");
215 | 			  delay(900);
216 | 			  s[i][j]='O';
217 | 			  z=1;
218 | 			  e=1;
219 | 			  break;
220 | 			}
221 | 		      }
222 | 		      if(s[0][0]=='X'&&s[1][1]=='X'&&s[2][2]=='X')
223 | 		      { printf("\n\nComputer turn\n\n");
224 | 			for(b=20;b<=100;b+=20)
225 | 			{ printf("Loading...%d%\r",b);
226 | 			  sleep(1);
227 | 			}
228 | 			printf("\ndone");
229 | 			delay(900);
230 | 			s[i][j]='O';
231 | 			z=1;
232 | 			e=1;
233 | 			break;
234 | 		      }
235 | 		      if(s[0][2]=='X'&&s[1][1]=='X'&&s[2][0]=='X')
236 | 		      { clrscr();
237 | 			printf("\n\nComputer turn\n\n");
238 | 			for(b=20;b<=100;b+=20)
239 | 			{ printf("Loading...%d%\r",b);
240 | 			  sleep(1);
241 | 			}
242 | 			printf("\ndone");
243 | 			delay(900);
244 | 			s[i][j]='O';
245 | 			e=1;
246 | 			z=1;
247 | 			break;
248 | 		      }
249 | 		      if(e!=1)
250 | 		      s[i][j]=' ';
251 | 		    }
252 | 		  }
253 | 		}
254 | 		if(z==0)
255 | 		{ for(n=0;n<3;n++)
256 | 		  { for(m=0;m<3;m++)
257 | 		    { if(s[n][m]==' ')
258 | 		      { printf("\n\nComputer turn\n\n");
259 | 			for(b=20;b<=100;b+=20)
260 | 			{ printf("Loading...%d%\r",b);
261 | 			  sleep(1);
262 | 			}
263 | 			printf("\ndone");
264 | 			delay(900);
265 | 			if(s[1][1]=='O'&&s[1][2]=='X'&&s[2][0]=='X'&&s[0][0]==' '&&s[0][1]==' '&&s[0][2]==' ')
266 | 			s[0][2]='O';
267 | 			else if(s[1][1]=='O'&&s[1][2]=='X'&&s[2][1]=='X'&&s[0][0]==' '&&s[0][1]==' '&&s[0][2]==' ')
268 | 			s[0][2]='O';
269 | 			else if(s[1][1]=='O'&&s[0][2]=='X'&&s[2][0]=='X'&&s[0][0]==' '&&s[0][1]==' '&&s[1][0]==' ')
270 | 			s[0][1]='O';
271 | 			else if(s[1][1]=='O'&&s[0][2]=='X'&&s[2][1]=='X'&&s[0][0]==' '&&s[0][1]==' '&&s[1][0]==' ')
272 | 			s[1][0]='O';
273 | 			else if(s[1][1]=='O'&&s[0][0]=='X'&&s[2][1]=='X'&&s[0][1]==' '&&s[0][2]==' '&&s[1][2]==' ')
274 | 			s[2][0]='O';
275 | 			else if(s[1][1]=='O'&&s[0][0]=='X'&&s[1][2]=='X'&&s[0][1]==' '&&s[0][2]==' '&&s[1][0]==' ')
276 | 			s[0][2]='O';
277 | 			else
278 | 			s[n][m]='O';
279 | 			n=3;
280 | 			m=3;
281 | 		      }
282 | 		    }
283 | 		  }
284 | 		}
285 | 	      }
286 | 	    }
287 | 	    else
288 | 	    { printf("Invalid choice\n");
289 | 	      getch();
290 | 	    }
291 | 	    v++;
292 | 	  }
293 | 	  else
294 | 	  { printf("Invalid choice\n");
295 | 	    getch();
296 | 	  }
297 | 	}
298 | 	getch();
299 | }
300 | 


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