#include <iostream>
//using namespace std;
typedef unsigned long long ul;
typedef signed long long ll;

int main(void)
{
  std::cin.tie(0);
  std::ios::sync_with_stdio(false);
  std::cout << std::fixed;
  int a, b;
  std::cin >> a >> b;
  std::cout << (b%a == 0 ? std::to_string(b/a) : "NO") << std::endl;
  return 0;
}