#include <stdio.h>
#include <stdlib.h>
struct sjf{
int pid;
int btime;
int wtime;
int ttime;
}P[10];

int main()
{
int i,n,j;
struct sjf tmp;
int totwtime=0,tottime=0;

printf("Enter no of Processes \n");
scanf("%d",&n);
for(i=0;i<n-1;i++)
 {
  for(j=i+1;j<n;j++)
   {
    if(P[i].btime>P[j].btime)
     {
      tmp=P[i];
      P[i]=P[j];
      P[i]=tmp;
     }
   } 
 }
for(i=0;i<n;i++)
 {
  P[i].wtime=P[i-1].wtime+P[i-1].btime;
  P[i].ttime=P[i].wtime+P[i].btime;
  
  tottime = tottime+P[i].ttime;
  totwtime = totwtime+P[i].wtime;
 }

printf("Total Waiting time: %d \n",totwtime);
printf("Average Waiting time: %d \n", totwtime/n);
printf("Total turnaround time: %d \n", tottime);
printf("Average turnaround time: %d \n", tottime/n);

}