Program for Priority Scheduling(Non-Preemptive)

#include<stdio.h>
struct process
{
    int WT,AT,BT,TAT,PT;
};
struct process a[10];
int main()
{
    int n,temp[10],t,count=0,short_p;
    float total_WT=0,total_TAT=0,Avg_WT,Avg_TAT;
    printf("Enter the number of the process\n");
    scanf("%d",&n);
    printf("Enter the arrival time , burst time and priority of the process\n");
    printf("AT BT PT\n");
    for(int i=0;i<n;i++)
    {
        scanf("%d%d%d",&a[i].AT,&a[i].BT,&a[i].PT);
        temp[i]=a[i].BT;
    }
    a[9].PT=10000;
       for(t=0;count!=n;t++)
    {
        short_p=9;
        for(int i=0;i<n;i++)
        {
            if(a[short_p].PT>a[i].PT && a[i].AT<=t && a[i].BT>0)
            {
                short_p=i;
            }
        }
        
        a[short_p].BT=a[short_p].BT-1;
        if(a[short_p].BT==0)
        {
            count++;
            a[short_p].WT=t+1-a[short_p].AT-temp[short_p];
            a[short_p].TAT=t+1-a[short_p].AT;
            total_WT=total_WT+a[short_p].WT;
            total_TAT=total_TAT+a[short_p].TAT;
           }
    }
     Avg_WT=total_WT/n;
    Avg_TAT=total_TAT/n;
    printf("ID WT TAT\n");
    for(int i=0;i<n;i++)
    {
        printf("%d %d\t%d\n",i+1,a[i].WT,a[i].TAT);
    }
    
    printf("Avg waiting time of the process  is %f\n",Avg_WT);
    printf("Avg turn around time of the process is %f\n",Avg_TAT);
    
    return 0;
}


OUTPUT:

Enter the number of the process
4
Enter the arrival time , burst time and priority of the process
AT BT PT
2  3  1
5  6  2
3  2  3  
6  2  4
ID WT TAT
1 0     3
2 0     6
3 8     10
4 7     9
Avg waiting time of the process  is 3.750000
Avg turn around time of the process is 7.000000