fcfs-at.c

#include <stdio.h>
int main() {
    int n, tat[100], wt[100], at[100], bt[100];
    printf("Enter the number of process : ");
    scanf("%d", &n);

    printf("Enter the burst time\n");
    for(int i = 0; i < n; i++) {
        scanf("%d", &bt[i]);
    }

    printf("Enter the arrival time\n");
    for(int i = 0; i < n; i++) {
        scanf("%d", &at[i]);
    }

    wt[0] = 0;

    for(int i = 1; i < n; i++) {
        wt[i] = wt[i - 1] + bt[i - 1] - at[i] + at[i - 1];
    }

    for(int i = 0; i < n; i++) {
        tat[i] = wt[i] + bt[i];
    }

    printf("\nProcess\tArrival\tBurst\tWaiting\tTurnaround\n");
    for (int i = 0; i < n; i++)
    {
        printf("P%d\t%d\t%d\t%d\t%d\n", i+1, at[i], bt[i], wt[i], tat[i]);
    }

    return 0;
}