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


int randint(int a, int b) {
    return (rand() % (b - a + 1)) + a;
}


int main(void) {
    srand(time(0));

    int a[50];
    int b[50];

    for (int i = 0; i < 50; i++) {
        a[i] = randint(0, 1000);
    }

    int b_realsize = 0;
    for (int i = 0; i < 50; i++) {
        printf("%d ", a[i]);
        if (a[i] % 5) {
            b[b_realsize++] = a[i];
        }
    }
    printf("\n %d less:\n", 50 - b_realsize);
    for (int i = 0; i < b_realsize; i++) {
        printf("%d ", b[i]);
    }
}