FCFS (with zero arrival time ) program in C language

 By : Himanshu Tiwari

#include <stdio.h>

void findAverageTime(int n, int bt[]) {

    int wt = 0, tat = 0;

    for (int i = 0; i < n; i++) {

        wt += bt[i];

        tat += wt;

    }

    printf("Average waiting time: %.2f\n", (float)wt / n);

    printf("Average turnaround time: %.2f\n", (float)tat / n);

}

int main() {

    int n;

    printf("Enter the number of processes: ");

    scanf("%d", &n);

    int burst_time[n];

    printf("Enter burst time for each process:\n");

    for (int i = 0; i < n; i++) {

        printf("Process %d: ", i + 1);

        scanf("%d", &burst_time[i]);

    }

    findAverageTime(n, burst_time);

    return 0;

}