Gantt chart generator for C programing

gantt_chart.c

void print_gantt_chart(Process p[], int n)
{
    int i, j;
    // print top bar
    printf(" ");
    for(i=0; i<n; i++) {
        for(j=0; j<p[i].burst_time; j++) printf("--");
        printf(" ");
    }
    printf("\n|");
 
    // printing process id in the middle
    for(i=0; i<n; i++) {
        for(j=0; j<p[i].burst_time - 1; j++) printf(" ");
        printf("P%d", p[i].pid);
        for(j=0; j<p[i].burst_time - 1; j++) printf(" ");
        printf("|");
    }
    printf("\n ");
    // printing bottom bar
    for(i=0; i<n; i++) {
        for(j=0; j<p[i].burst_time; j++) printf("--");
        printf(" ");
    }
    printf("\n");
 
    // printing the time line
    printf("0");
    for(i=0; i<n; i++) {
        for(j=0; j<p[i].burst_time; j++) printf("  ");
        if(p[i].turnaround_time > 9) printf("\b"); // backspace : remove 1 space
        printf("%d", p[i].turnaround_time);
 
    }
    printf("\n");
 
}

// Full source-code from https://educativesite.com/first-come-first-serve-fcfs-scheduling-algorithm-program-code-in-c-with-gantt-chart/