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#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <sched.h>
#include <time.h>

int i = 0;
int j = 0;
int n = 9;
int p = 0;

void perform_computation() {

    for (i = 0; i < 100000000; i++) {

    }
}

int main() {
    // (SCHED_FIFO, SCHED_RR, SCHED_OTHER)
    int algorithm = SCHED_FIFO;

    for (j = 0; j < n; j++) {
        pid_t child_pid = fork();
        if (child_pid == 0) {
            struct sched_param param;
            param.sched_priority = 1;
            if (sched_setscheduler(0, algorithm, &param) == -1) {
                perror("sched_setscheduler");
                exit(1);
            }
            printf("Proces potomny %d (PID: %d)\n", j, getpid(), param.sched_priority);
            perform_computation();
            exit(0);
        }
    }
    return 0;
}