#include <pthread.h>
#include <stdio.h>

void* print_digit(void* digit) {
    int d = (int) digit;
    printf("%d ", d);
    return NULL;
}

int main() {
    pthread_t threads[10];

    for (int i = 0; i < 10; i++) {
        pthread_create(&threads[i], NULL, print_digit, (void*) i);
    }

    for (int i = 0; i < 10; i++) {
        pthread_join(threads[i], NULL);
    }

    printf("\n");
    return 0;
}