├── README.md
└── SHORTEST JOB FIRST:


/README.md:
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1 | # -SHORTEST-JOB-FIRST-
2 | ..
3 | 


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/SHORTEST JOB FIRST::
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 1 | #include<stdio.h> 
 2 | #include<conio.h> 
 3 | main() 
 4 | { 
 5 | int p[20], bt[20], wt[20], tat[20], i, k, n, temp; float wtavg, tatavg; 
 6 | clrscr(); 
 7 | printf("\nEnter the number of processes -- "); 
 8 | scanf("%d", &n); 
 9 | for(i=0;i<n;i++) 
10 | { 
11 | p[i]=i; 
12 | printf("Enter Burst Time for Process %d -- ", i); 
13 | scanf("%d", &bt[i]); 
14 | } 
15 | for(i=0;i<n;i++) 
16 | for(k=i+1;k<n;k++) 
17 | if(bt[i]>bt[k]) 
18 | { 
19 | temp=bt[i]; 
20 | bt[i]=bt[k]; 
21 | bt[k]=temp; 
22 | temp=p[i]; 
23 | p[i]=p[k]; 
24 | p[k]=temp; 
25 | } 
26 | wt[0] = wtavg = 0; 
27 | tat[0] = tatavg = bt[0]; for(i=1;i<n;i++) 
28 | { 
29 | wt[i] = wt[i-1] +bt[i-1]; 
30 | tat[i] = tat[i-1] +bt[i]; 
31 | wtavg = wtavg + wt[i]; 
32 | tatavg = tatavg + tat[i]; 
33 | } 
34 | printf("\n\t PROCESS \tBURST TIME \t WAITING TIME\t TURNAROUND TIME\n"); 
35 | for(i=0;i<n;i++) 
36 | printf("\n\t P%d \t\t %d \t\t %d \t\t %d", p[i], bt[i], wt[i], tat[i]); 
37 | printf("\nAverage Waiting Time -- %f", wtavg/n); 
38 | printf("\nAverage Turnaround Time -- %f", tatavg/n); getch();}
39 | 


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