#include <iostream>
#include <cstdlib>
#include <string>
#include <vector>
#include <algorithm>

int main()
{
    int a, b, x;
    std::cin >> a >> b;
    x = b / a;
    if(x * a == b){
        std::cout << x;
    } else {
        std::cout << "NO";
    }
    std::cout << std::endl;
    return 0;
}