#include <stdio.h>

void main() {
    unsigned int p,q,r, sum;
    printf("Nhap p:\n");scanf("%u", &p);
    printf("Nhap q:\n");scanf("%u", &q);
    printf("Nhap r:\n");scanf("%u", &r);

    sum = p + q + r;
    if (sum % p && sum % q && sum % r)
        printf("Khong chia het dong thoi\n");
    else
        printf("Dong thoi chia het\n");
}