├── Array.java
├── Minimum.
├── Repeat.java
├── Second.java
├── arrayday.java
├── cl.java
├── count (1).java
├── count.java
├── csk.java
├── days.java
├── email.java
├── hw.java
├── ifelse.java
├── lexigoply.java
├── lucas.java
├── middle.java
├── minmax.java
├── palindrome.java
├── pattern.java
├── space.java
├── sum.java
├── sumrow.java
├── trend.java
├── twod.java
└── zodiac.java


/Array.java:
--------------------------------------------------------------------------------
 1 | import java.util.*;
 2 | public class Array {
 3 | 
 4 | 	public static void main(String[] args) {
 5 | 		// TODO Auto-generated method stub
 6 | 			Scanner sc =new Scanner(System.in);
 7 | 		int n =sc.nextInt();
 8 | 		int a[]= new int[n];
 9 | 		int min=0;
10 | 		int max=0;
11 | 		for(int i=0;i<n;i++){
12 | 		    a[i]=sc.nextInt();
13 | 		    //System.out.println();
14 | 		}
15 | 		 System.out.println();
16 | 		for(int i=0;i<n;i++){
17 | 		    System.out.println(a[i]+" ");
18 | 		}
19 | 		min=a[0];
20 | 		max=a[0];
21 | 		for(int i=1;i<n;i++){
22 | 		    if(a[i]<min){
23 | 		        min=a[i];
24 | 		    }
25 | 		}
26 | 		System.out.println("the min value is:"+min);
27 | 			for(int i=1;i<n;i++){
28 | 		    if(a[i]>max){
29 | 		        max=a[i];
30 | 		    }
31 | 		}
32 | 		System.out.println("the max value is:"+max);
33 | 		
34 | 
35 | 	}
36 | 	}
37 | 
38 | 
39 | 


--------------------------------------------------------------------------------
/Minimum.:
--------------------------------------------------------------------------------
 1 | package Day3;
 2 | import java.util.*;
 3 | public class Minimum {
 4 | 			public static void main(String[] args) {
 5 | 			//	System.out.println("Hello World");
 6 | 				Scanner sc =new Scanner(System.in);
 7 | 				int n =sc.nextInt();
 8 | 				int a[]= new int[n];
 9 | 				int min=0;
10 | 				int max=0;
11 | 				for(int i=0;i<n;i++){
12 | 				    a[i]=sc.nextInt();
13 | 				    //System.out.println();
14 | 				}
15 | 				 System.out.println();
16 | 				for(int i=0;i<n;i++){
17 | 				    System.out.println(a[i]+" ");
18 | 				}
19 | 				min=a[0];
20 | 				max=a[0];
21 | 				for(int i=1;i<n;i++){
22 | 				    if(a[i]<min){
23 | 				        min=a[i];
24 | 				    }
25 | 				}
26 | 				System.out.println("the min value is:"+min);
27 | 					for(int i=1;i<n;i++){
28 | 				    if(a[i]>max){
29 | 				        max=a[i];
30 | 				    }
31 | 				}
32 | 				System.out.println("the max value is:"+max);
33 | 				
34 | 			}
35 | 		}
36 | 
37 | 
38 | 


--------------------------------------------------------------------------------
/Repeat.java:
--------------------------------------------------------------------------------
 1 | 
 2 | 
 3 | import java.util.Scanner;
 4 | 
 5 | public class Repeat {
 6 | 
 7 | 	public static void main(String[] args) {
 8 | 		// TODO Auto-generated method stub
 9 | 		Scanner sc =new Scanner(System.in);
10 | 		int n =sc.nextInt();
11 | 		int a[]= new int[n];
12 | 		for(int i=0;i<n;i++){
13 | 		    a[i]=sc.nextInt();
14 | 		}
15 | 		boolean b[]=new boolean[n];
16 | 		for(int i=0;i<n;i++) {
17 | 			for(int j=i+1;j<n;j++) {
18 | 			if(b[i]==true) {
19 | 				continue;
20 | 			}
21 | 			if(arr[i]==arr[j]) {
22 | 				b[i]=true;
23 | 				System.out.println(a[i]);
24 | 			}
25 | 		}
26 | 	}
27 | 	}
28 | 
29 | }
30 | 


--------------------------------------------------------------------------------
/Second.java:
--------------------------------------------------------------------------------
 1 | 
 2 | 
 3 | import java.util.Scanner;
 4 | 
 5 | public class Second {
 6 | 
 7 | 	public static void main(String[] args) {
 8 | 		// TODO Auto-generated method stub
 9 | 		Scanner sc =new Scanner(System.in);
10 | 		int n =sc.nextInt();
11 | 		int a[]= new int[n];
12 | 		//int b[]=new int[n];
13 | 		int min=0;
14 | 		int max=0;
15 | 		for(int i=0;i<n;i++){
16 | 		    a[i]=sc.nextInt();
17 | 		    //System.out.println();
18 | 		}
19 | 		 System.out.println();
20 | 		for(int i=0;i<n;i++){
21 | 		    System.out.println(a[i]+" ");
22 | 		}
23 | 		min=a[0];
24 | 		max=a[0];
25 | 		for(int i=0;i<n;i++){
26 | 		    if(a[i]>min){
27 | 		    	max=min;
28 | 		        min=a[i];
29 | 		        //b[i]=min;
30 | 		    }
31 | 		}
32 | 		System.out.println("the min value is:"+max);
33 | 		
34 | 
35 | 	}
36 | 
37 | }
38 | 


--------------------------------------------------------------------------------
/arrayday.java:
--------------------------------------------------------------------------------
 1 | package day2;
 2 | import java.util.*;
 3 | public class arrayday {
 4 | 	
 5 | 	
 6 | 		public static void main(String[] args) {
 7 | 		    Scanner sc =new Scanner(System.in);
 8 | 		         int n =sc.nextInt();
 9 | 		         int multiply=1;
10 | 	           int a[]=new int[n];
11 | 	          
12 | 	           for(int i=0;i<n;i++){
13 | 	             a[i]=sc.nextInt();
14 | 	}
15 | 	System.out.println();
16 | 	for(int i=0;i<n;i++){
17 | 	    System.out.println(a[i]+" ");
18 | 
19 | 	//System.out.println();
20 | 	//1=1*2
21 | 
22 | 	    multiply=multiply*a[i];
23 | 	}
24 | 	System.out.println();
25 | 	System.out.println("the product: "+multiply);
26 | 		}
27 | 	}
28 | 
29 | 


--------------------------------------------------------------------------------
/cl.java:
--------------------------------------------------------------------------------
 1 | package day4;
 2 | 
 3 | import java.util.Scanner;
 4 | 
 5 | public class cl {
 6 | 
 7 | 	public static void main(String[] args) {
 8 | 		// TODO Auto-generated method stub
 9 | 		Scanner sc =new Scanner(System.in);
10 |         String s1= sc.nextLine();
11 |          //String s2=s1.charAt(0);
12 |          //s2.toUpperCase();
13 |          for(int i=0;i<s1.length();i++) {
14 |         	 if(s1.substring(i, i+1).equals(" ")) {
15 |         		s1= s1.replace(s1.substring(i+1,i+2),s1.substring(i+1,i+2).toUpperCase());
16 |         		//s1=s1.charAt(0).toUpperCase();
17 |         		String s2=s1.replace(" ","");
18 |         		
19 |         		 System.out.println(s2);
20 |         	 }
21 |          }
22 | 	}
23 | 
24 | }
25 | 


--------------------------------------------------------------------------------
/count (1).java:
--------------------------------------------------------------------------------
 1 | package day4;
 2 | 
 3 | import java.util.Scanner;
 4 | 
 5 | public class count {
 6 | 
 7 | 	public static void main(String[] args) {
 8 | 		// TODO Auto-generated method stub
 9 |           Scanner sc =new Scanner(System.in);
10 |          // char ch[]= {'a','e','i','o','u'};
11 |           int count =0;
12 |           String str1= sc.nextLine();
13 |           String s1= str1.toLowerCase();
14 |           for(int i=0;i<s1.length();i++) {
15 |         	  if(s1.charAt(i)=='a'||s1.charAt(i)=='e'||s1.charAt(i)=='i'||s1.charAt(i)=='o'||s1.charAt(i)=='u') 
16 |         		// count+=s1;
17 |         		  count++;
18 |         	  
19 |         	  
20 |           }
21 |           System.out.println(count);
22 | 	}
23 | 
24 | }
25 | 


--------------------------------------------------------------------------------
/count.java:
--------------------------------------------------------------------------------
 1 | 
 2 | import java.util.Scanner;
 3 | 
 4 | public class count {
 5 | 
 6 | 	public static void main(String[] args) {
 7 | 		Scanner sc =new Scanner(System.in);
 8 | 		int n =sc.nextInt();
 9 | 		int a[]= new int[n];
10 | 		for(int i=0;i<n;i++){
11 | 		    a[i]=sc.nextInt();
12 | 		}
13 | 		boolean b[]=new boolean[n];
14 | 		 System.out.println();
15 | 		for(int i=0;i<n;i++){
16 | 			if(b[i]==true) {
17 | 				continue;}
18 | 				int count=1;
19 | 				for(int j=i+1;j<n;j++) {
20 | 					if(a[i]==a[j]) {
21 | 						b[j]=true;
22 | 						count++;
23 | 					}
24 | 				}
25 | 				System.out.println(a[i]+" "+count);
26 | 			}
27 | 		 
28 | 		}
29 | 
30 | 	}
31 | 
32 | 
33 | 


--------------------------------------------------------------------------------
/csk.java:
--------------------------------------------------------------------------------
 1 | package day4;
 2 | 
 3 | import java.util.Scanner;
 4 | 
 5 | public class csk {
 6 | 
 7 | 	public static void main(String[] args) {
 8 | 		// TODO Auto-generated method stub
 9 | 		Scanner sc =new Scanner(System.in);
10 |         String s1= sc.nextLine();
11 |       for(int i=0;i<s1.length();i++) {
12 |         	if(s1.charAt(i)==s1.charAt(i+2)&& s1.charAt(i+1)==s1.charAt(i+3)) {
13 |                     System.out.println("win");
14 |                     break;
15 |         	}
16 |         	else {
17 |         		System.out.println("lose");
18 |         		break;
19 |         	}
20 | 	}
21 | 	}
22 | 
23 | }
24 | //x=a.charAt(0);
25 | //y=a.charAt(1);
26 | //int flag=0;
27 | //if(x==y)
28 | //flag=1;
29 | //else
30 | 	//for(int i=0;i<a.length;i++){
31 | //if(i%2==0){
32 | //if(x!=str.charAt(i)){
33 | //flag=1;
34 | //break;
35 | //}
36 | //}
37 | //else if(y!==str.charAt(i)){
38 | //flag=1;
39 | //break;
40 | //}
41 | //}
42 | //if(flag==0)sop(yes)
43 | //else {sop(no)
44 | //}}}


--------------------------------------------------------------------------------
/days.java:
--------------------------------------------------------------------------------
 1 | package day2;
 2 | import java.util.*;
 3 | public class days {
 4 | 	//public class days
 5 | 	
 6 | 		public static void main(String[] args) {
 7 | 			//System.out.println("Hello World");
 8 | 			Scanner sc =new Scanner(System.in);
 9 | 			int y =sc.nextInt();
10 | 			int g_y=1900;
11 | 			int ry=0;
12 | 			int ly =0;
13 | 			y=(y-1)-g_y;//(2024-1)-1900=123
14 | 			ly=y/4;//123/4=30
15 | 			ry=y-ly;//123-30=97
16 | 			int totaldays=(ry*365)+(ly*364)+1;//(97*365)+(30*364)+1=
17 | 			int days=totaldays%7;
18 | 			if(days==0){
19 | 			    System.out.println("Sunday");
20 | 			}
21 | 			if(days==1){
22 | 			    System.out.println("monday");
23 | 			}
24 | 			if(days==2){
25 | 			    System.out.println("tuesday");
26 | 			}
27 | 			if(days==3){
28 | 			    System.out.println("Wednesday");
29 | 			}
30 | 			if(days==4){
31 | 			    System.out.println("thursday");
32 | 			}
33 | 			if(days==5){
34 | 			    System.out.println("friday");
35 | 			}
36 | 			if(days==6){
37 | 			    System.out.println("saturday");
38 | 			}
39 | 		}
40 | 	
41 | }
42 | 


--------------------------------------------------------------------------------
/email.java:
--------------------------------------------------------------------------------
 1 | package day4;
 2 | 
 3 | import java.util.Scanner;
 4 | 
 5 | public class email {
 6 | 
 7 | 	public static void main(String[] args) {
 8 | 		// TODO Auto-generated method stub
 9 | 		Scanner sc =new Scanner(System.in);
10 |         String s1= sc.nextLine();
11 |         if(s1.contains(".com")||s1.contains(".org")||s1.contains(".in")) {
12 |         	System.out.println("Valid email address");
13 |         }
14 |         else {
15 |              System.out.println("Invalid email address");
16 |         }
17 | 	}
18 | }
19 | 


--------------------------------------------------------------------------------
/hw.java:
--------------------------------------------------------------------------------
 1 | 
 2 | import java.util.Scanner;
 3 | 
 4 | public class hw {
 5 | 	public static void main(String[] args) {
 6 | 	Scanner sc =new Scanner(System.in);
 7 | 	int n =sc.nextInt();
 8 | 	int a[][]= new int[n][n];
 9 | // int sum=0,bot =0;
10 | 	for(int i=0;i<n;i++){
11 | 		for(int j =0;j<n;j++) {
12 | 	
13 | 	    a[i][j]=sc.nextInt();
14 | }
15 | 		System.out.println();
16 | 	}
17 | 	for(int i=0;i<n;i++){
18 | 		for(int j =0;j<n;j++) {
19 | 			System.out.print(a[i][j]+ " ");
20 | 			//if(a[i][j-1])
21 | 	    
22 | }
23 | 		System.out.println();
24 | 	}
25 | }
26 | 
27 | }
28 | 


--------------------------------------------------------------------------------
/ifelse.java:
--------------------------------------------------------------------------------
 1 | package day2;
 2 | 
 3 | import java.util.*;
 4 | public class ifelse
 5 | {
 6 | 	public static void main(String[] args) {
 7 | 		Scanner sc =new Scanner(System.in);
 8 | 		int a =sc.nextInt();
 9 | 		int b =sc.nextInt();
10 | 		int c =sc.nextInt();
11 | 		int d =a+b+c;
12 | 		int e =a+b;
13 | 		int f =a+c;
14 | 		int g =b+c;
15 | 		if(d==180){
16 | 		    if(a==b&&a==c){
17 | 		        System.out.println("Prize 3");
18 | 		    }
19 | 		    else if(e==90&&f==90&&g==90){
20 | 		        System.out.println("prize 2");
21 | 		    }
22 | 		    else{
23 | 		        System.out.println("prize 1");
24 | 		    }
25 | 		    
26 | 		}
27 | 		else{
28 | 		    System.out.println("no prize");
29 | 		}
30 | 	}
31 | }
32 | 


--------------------------------------------------------------------------------
/lexigoply.java:
--------------------------------------------------------------------------------
 1 | package day4;
 2 | 
 3 | import java.util.Scanner;
 4 | 
 5 | public class lexigoply {
 6 | 
 7 | 	public static void main(String[] args) {
 8 | 		// TODO Auto-generated method stub
 9 | 		Scanner sc =new Scanner(System.in);
10 |         String s1= sc.nextLine();
11 |         String s2=sc.nextLine();
12 |         System.out.println(s1.compareTo(s2));
13 | 
14 | 	}
15 | 
16 | }
17 | 


--------------------------------------------------------------------------------
/lucas.java:
--------------------------------------------------------------------------------
 1 | package day2;
 2 | import java.util.*;
 3 | public class lucas {
 4 | 	
 5 | 		public static void main(String[] args) {
 6 | 		  Scanner sc =new Scanner(System.in);
 7 | 		  int a=0,b=0,c=1,d;
 8 | 		  int len =sc.nextInt();
 9 | 		  for(int i=0;i<len;i++){
10 | 		      d=a+b+c;
11 | 		      System.out.print(a+" ");
12 | 	                   int temp=a;
13 | 	         	      a=b;
14 | 		      b=c;
15 | 		      c=d;
16 | 		      d=temp;
17 | 		  }
18 | 		  }
19 | 		
20 | 	}
21 | 
22 | 
23 | 


--------------------------------------------------------------------------------
/middle.java:
--------------------------------------------------------------------------------
 1 | package day4;
 2 | 
 3 | import java.util.Scanner;
 4 | 
 5 | public class middle {
 6 | 
 7 | 	public static void main(String[] args) {
 8 | 		// TODO Auto-generated method stub
 9 | 		 Scanner sc =new Scanner(System.in);
10 |          // char ch[]= {'a','e','i','o','u'};
11 |           //int count =0;
12 |           String str1= sc.nextLine();
13 |           int n = str1.length();
14 |           if(n%2!=0) {
15 |           int m = n/2;
16 |           System.out.println(str1.charAt(m));
17 |           }
18 |           else {
19 |         	  int o=n/2;
20 |         	  int c= o-1;
21 |         	  System.out.print(str1.charAt(o));
22 |         	  System.out.print(str1.charAt(c));
23 |           }
24 | 	}
25 | 
26 | }
27 | 


--------------------------------------------------------------------------------
/minmax.java:
--------------------------------------------------------------------------------
 1 | package day2;
 2 | import java.util.*;
 3 | public class minmax {
 4 | 	
 5 | 	
 6 | 		public static void main(String[] args) {
 7 | 		//	System.out.println("Hello World");
 8 | 			Scanner sc =new Scanner(System.in);
 9 | 			int n =sc.nextInt();
10 | 			int a[]= new int[n];
11 | 			int min=0;
12 | 			int max=0;
13 | 			for(int i=0;i<n;i++){
14 | 			    a[i]=sc.nextInt();
15 | 			    //System.out.println();
16 | 			}
17 | 			 System.out.println();
18 | 			for(int i=0;i<n;i++){
19 | 			    System.out.println(a[i]+" ");
20 | 			}
21 | 			min=a[0];
22 | 			max=a[0];
23 | 			for(int i=1;i<n;i++){
24 | 			    if(a[i]<min){
25 | 			        min=a[i];
26 | 			    }
27 | 			}
28 | 			System.out.println("the min value is:"+min);
29 | 				for(int i=1;i<n;i++){
30 | 			    if(a[i]>max){
31 | 			        max=a[i];
32 | 			    }
33 | 			}
34 | 			System.out.println("the max value is:"+max);
35 | 			
36 | 		}
37 | 	}
38 | 
39 | 
40 | 


--------------------------------------------------------------------------------
/palindrome.java:
--------------------------------------------------------------------------------
 1 | package day4;
 2 | 
 3 | import java.util.Scanner;
 4 | import java.util.*;
 5 | 
 6 | public class palindrome {
 7 | 
 8 | 	public static void main(String[] args) {
 9 | 		// TODO Auto-generated method stub
10 | 		 Scanner sc =new Scanner(System.in);
11 |           String s= sc.nextLine();
12 |           String str1=new StringBuffer(s).reverse().toString();
13 |           //s1.reverse();
14 |           if(s.equalsIgnoreCase(str1)) {
15 |         	  System.out.println("Palidrome");
16 |         	  
17 |           }
18 |           else {
19 |         	  System.out.println("not palindrome");
20 |           }
21 | 	}
22 | 
23 | }
24 | 


--------------------------------------------------------------------------------
/pattern.java:
--------------------------------------------------------------------------------
 1 | package day4;
 2 | import java.util.*;
 3 | public class pattern {
 4 | 
 5 | 	public static void main(String[] args) {
 6 | 		// TODO Auto-generated method stub
 7 | 		//System.out.println("Hello World");
 8 | 		Scanner sc=new Scanner(System.in);
 9 | 		int n=sc.nextInt();
10 | 		int num=1;
11 | 		for(int i=1;i<=n;i++){
12 | 		    for(int j=1;j<=n-i;j++){
13 | 		        System.out.print(" ");
14 | 		    }		    
15 | 		    for(int j=1;j<=i;j++) {
16 | 		    	System.out.print(i +" ");
17 | 		} System.out.println();
18 | 	}
19 | 	}
20 | }
21 | 
22 | 
23 | 


--------------------------------------------------------------------------------
/space.java:
--------------------------------------------------------------------------------
 1 | package day4;
 2 | 
 3 | import java.util.Scanner;
 4 | 
 5 | public class space {
 6 | 
 7 | 	public static void main(String[] args) {
 8 | 		 Scanner sc =new Scanner(System.in);
 9 |          String s= sc.nextLine();
10 |          String a =s.replace(" ","");
11 |          System.out.println(a);
12 | 	}
13 | 
14 | }
15 | 


--------------------------------------------------------------------------------
/sum.java:
--------------------------------------------------------------------------------
 1 | 
 2 | import java.util.*;
 3 | import java.lang.*;
 4 | import java.io.*;
 5 | class sum{
 6 |     
 7 |     final static float PIE = 3.14f;
 8 |     static int s_x, s_y, s_z;
 9 |     
10 |     public static void main(String[] args) {
11 |         
12 |         int i, N, x, y, z;
13 |         int arr[] = new int[50];
14 |         float sum = 0.0f;
15 |         Scanner sc = new Scanner(System.in);
16 |         
17 |         N = sc.nextInt();
18 |         N = 3 * N;
19 |         
20 |         for(i = 0; i < N; i++){
21 |             arr[i] = sc.nextInt();
22 |         }
23 |         
24 |         s_x = arr[0];
25 |         s_y = arr[1];
26 |         s_z = arr[2];
27 |         
28 |         for(i = 3; i < N ; i += 3){
29 |             sum += shortDist(arr[i], arr[i+1], arr[i+2]);
30 |         }
31 |         System.out.printf("%.2f", sum);
32 |     }
33 |     
34 |     private static float shortDist(int x, int y, int z) {
35 |         
36 |         float dis;
37 |      // check if the Z-axis and any other one axis are the same.
38 |         if(z == s_z && (y == s_y || x == s_x ) && s_z != 0){
39 |             
40 |             //check if the x axis of next co-ordinate is same
41 |             if(x != s_x){
42 |                 dis = (2 * PIE * (Math.abs(x - s_x))) / 6.0f;
43 |             }
44 |             
45 |             //check if the y axis of next co-ordinate is same
46 |             else{
47 |                 dis = (2 * PIE * (Math.abs(y - s_y))) / 6.0f;
48 |             }
49 |         }
50 |         else{
51 |             dis = (int)(Math.sqrt(Math.pow(x - s_x, 2) + Math.pow(y - s_y, 2)) + Math.abs(z - s_z));
52 |         }
53 |         s_x = x;
54 |         s_y = y;
55 |         s_z = z;
56 |         return dis;
57 |     }
58 | }
59 | 


--------------------------------------------------------------------------------
/sumrow.java:
--------------------------------------------------------------------------------
 1 | 
 2 | 
 3 | import java.util.Scanner;
 4 | 
 5 | public class sumrow {
 6 | 
 7 | 	public static void main(String[] args) {
 8 | 		// TODO Auto-generated method stub
 9 | 	
10 | 				Scanner sc =new Scanner(System.in);
11 | 				int n =sc.nextInt();
12 | 				int a[][]= new int[n][n];
13 | 			// int sum=0,bot =0;
14 | 				for(int i=0;i<n;i++){
15 | 					for(int j =0;j<n;j++) {
16 | 				
17 | 				    a[i][j]=sc.nextInt();
18 | 			}
19 | 					System.out.println();
20 | 				}
21 | 				for(int j=0;j<n;j++) {
22 | 					int sum=0;
23 | 					for(int i=0;i<n;i++) {
24 | 						
25 | 						sum+=a[i][j];
26 | 						
27 | 					}
28 | 					System.out.println("sum of column"+ " "+(j+1)+":"+sum);
29 | 				}
30 | 				for(int i=0;i<n;i++) {
31 | 					int row=0;
32 | 					for(int j=0;j<n;j++) {
33 | 						
34 | 						row+=a[i][j];
35 | 						
36 | 					}
37 | 					System.out.println("Sum of row " +(i+1)+":"+row);
38 | 				}
39 | 
40 | 
41 | 	}
42 | 
43 | }
44 | 


--------------------------------------------------------------------------------
/trend.java:
--------------------------------------------------------------------------------
 1 | package day2;
 2 | import java.util.Scanner;
 3 | public class trend 
 4 | 	{
 5 | 		public static void main(String[] args) {
 6 | 			//System.out.println("Hello World");
 7 | 	         Scanner sc =new Scanner(System.in);
 8 | 			int a =sc.nextInt();
 9 | 			int b=a/10;
10 | 			int c=b%10;
11 | 			System.out.println(c);
12 | 			if(c%3==0){
13 | 			    System.out.println("Trendy number");
14 | 			}
15 | 			else{
16 | 			    System.out.println("not a trendy number");
17 | 			}
18 | 		}
19 | 	}
20 | 
21 | 
22 | 


--------------------------------------------------------------------------------
/twod.java:
--------------------------------------------------------------------------------
 1 | 
 2 | import java.util.Scanner;
 3 | 
 4 | public class twod {
 5 | 
 6 | 	public static void main(String[] args) {
 7 | 		// TODO Auto-generated method stub
 8 | 		Scanner sc =new Scanner(System.in);
 9 | 		int n =sc.nextInt();
10 | 		int a[][]= new int[n][n];
11 | 	 int sum=0,bot =0;
12 | 		for(int i=0;i<n;i++){
13 | 			for(int j =0;j<n;j++) {
14 | 		
15 | 		    a[i][j]=sc.nextInt();
16 | 	}
17 | 			System.out.println();
18 | 		}
19 | 		for(int i=0;i<n;i++) {
20 | 			for(int j=0;j<n;j++) {
21 | 				System.out.print(a[i][j]+" ");
22 | 			}
23 | 			System.out.println();
24 | 		}
25 | 		for(int i=0;i<n;i++) {
26 | 			for(int j=0;j<n;j++) {
27 | 			//for(int j=i;j<n;j++) {
28 | 				if(i==j||i<j) {
29 | 					sum+=a[i][j];
30 | 				}
31 | 			}
32 | 			
33 | 		}
34 | 		System.out.println(sum);
35 | 		for(int i=0;i<n;i++) {
36 | 			for(int j=0;j<=i;j++) {
37 | 			//	if(a[i]==a[j]&&a[i]<a[j]) {
38 | 					bot+=a[i][j];
39 | 				//}
40 | 			}
41 | 			
42 | 		}
43 | 		System.out.println(bot);
44 | 
45 | }
46 | }
47 | 


--------------------------------------------------------------------------------
/zodiac.java:
--------------------------------------------------------------------------------
  1 | package day2;
  2 | import java.util.*;
  3 | public class zodiac
  4 | {
  5 | 	public static void main(String[] args) {
  6 | 		Scanner sc =new Scanner(System.in);
  7 | 		System.out.println("Month: ");
  8 | 	    int month =sc.nextInt();
  9 | 	    System.out.println("Date: ");
 10 | 	    int date =sc.nextInt();
 11 | 	   // int b =a%10;
 12 | 	   System.out.println("Your zodiac sign is:");
 13 | 	  
 14 | 	    if(month==1){
 15 | 	        //System.out.println("A");
 16 | 	        if(date>=1&&date<=19){
 17 | 	            System.out.println("capicorn");
 18 | 	        }
 19 | 	        else if(date>=20&&date<=31){
 20 | 	            System.out.println("Aquaris");
 21 | 	        }
 22 | 	        else{
 23 | 	            System.out.println("Invalid");
 24 | 	        }
 25 | 	    }
 26 | 	    else if(month==2){
 27 | 	        //System.out.println("B");
 28 | 	          if(date>=1&&date<=18){
 29 | 	            System.out.println("Aquaris");
 30 | 	        }
 31 | 	        else if(date>=19&&date<=29){
 32 | 	            System.out.println("Pisces");
 33 | 	        }
 34 | 	        else{
 35 | 	            System.out.println("Invalid");
 36 | 	        }
 37 | 	        
 38 | 	    }
 39 | 	    else if(month==3){
 40 | 	        //System.out.println("C");
 41 | 	              if(date>=1&&date<=20){
 42 | 	            System.out.println("Pisces");
 43 | 	        }
 44 | 	        else if(date>=21&&date<=29){
 45 | 	            System.out.println("Aries");
 46 | 	        }
 47 | 	        else{
 48 | 	            System.out.println("Invalid");
 49 | 	        }
 50 | 	    }
 51 | 	      else if(month==4){
 52 | 	        //System.out.println("C");
 53 | 	              if(date>=1&&date<=19){
 54 | 	            System.out.println("Aries");
 55 | 	        }
 56 | 	        else if(date>=20&&date<=30){
 57 | 	            System.out.println("Tauries");
 58 | 	        }
 59 | 	        else{
 60 | 	            System.out.println("Invalid");
 61 | 	        }
 62 | 	    }
 63 | 	      else if(month==5){
 64 | 	        //System.out.println("C");
 65 | 	              if(date>=1&&date<=20){
 66 | 	            System.out.println("Tauries");
 67 | 	        }
 68 | 	        else if(date>=20&&date<=31){
 69 | 	            System.out.println("Gemini");
 70 | 	        }
 71 | 	        else{
 72 | 	            System.out.println("Invalid");
 73 | 	        }
 74 | 	    }
 75 | 	      else if(month==6){
 76 | 	        //System.out.println("C");
 77 | 	              if(date>=1&&date<=21){
 78 | 	            System.out.println("Gemini");
 79 | 	        }
 80 | 	        else if(date>=20&&date<=30){
 81 | 	            System.out.println("Cancer");
 82 | 	        }
 83 | 	        else{
 84 | 	            System.out.println("Invalid");
 85 | 	        }
 86 | 	    }
 87 | 	      else if(month==7){
 88 | 	        //System.out.println("C");
 89 | 	              if(date>=1&&date<=22){
 90 | 	            System.out.println("Cancer");
 91 | 	        }
 92 | 	        else if(date>=20&&date<=30){
 93 | 	            System.out.println("Leo");
 94 | 	        }
 95 | 	        else{
 96 | 	            System.out.println("Invalid");
 97 | 	        }
 98 | 	    }
 99 | 	      else if(month==8){
100 | 	        //System.out.println("C");
101 | 	              if(date>=1&&date<=22){
102 | 	            System.out.println("Leo");
103 | 	        }
104 | 	        else if(date>=23&&date<=31){
105 | 	            System.out.println("Virgo");
106 | 	        }
107 | 	        else{
108 | 	            System.out.println("Invalid");
109 | 	        }
110 | 	    }
111 | 	      else if(month==9){
112 | 	        //System.out.println("C");
113 | 	              if(date>=1&&date<=22){
114 | 	            System.out.println("Virgo");
115 | 	        }
116 | 	        else if(date>=23&&date<=30){
117 | 	            System.out.println("Libra");
118 | 	        }
119 | 	        else{
120 | 	            System.out.println("Invalid");
121 | 	        }
122 | 	    }
123 | 	      else if(month==10){
124 | 	        //System.out.println("C");
125 | 	              if(date>=1&&date<=22){
126 | 	            System.out.println("Libra");
127 | 	        }
128 | 	        else if(date>=23&&date<=31){
129 | 	            System.out.println("Seorpia");
130 | 	        }
131 | 	        else{
132 | 	            System.out.println("Invalid");
133 | 	        }
134 | 	    }
135 | 	    else if(month==11){
136 | 	        //System.out.println("C");
137 | 	              if(date>=1&&date<=22){
138 | 	            System.out.println("Seorpia");
139 | 	        }
140 | 	        else if(date>=23&&date<=30){
141 | 	            System.out.println("Sagattarius");
142 | 	        }
143 | 	        else{
144 | 	            System.out.println("Invalid");
145 | 	        }
146 | 	    }
147 | 	    else if(month==12){
148 | 	        //System.out.println("C");
149 | 	              if(date>=1&&date<=22){
150 | 	            System.out.println("Sagattarius");
151 | 	        }
152 | 	        else if(date>=23&&date<=31){
153 | 	            System.out.println("capicorn");
154 | 	        }
155 | 	        else{
156 | 	            System.out.println("Invalid");
157 | 	        }
158 | 	    }
159 | 	    else{
160 | 	        System.out.println("Invalid month");
161 | 	    }
162 | 	}
163 | }


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