#include <iostream>
#include <algorithm>
#include <cstring>
#include <string>
#include <vector>
#include <queue>
#include <deque>
#include <cmath>

#define AS(a) (sizeof(a)/sizeof(a[0]))
using namespace std;
long long int MOD = 1000000007;
long long int INF = 1000000007;


int main() {

  int a,b;
  cin >> a >> b;
  if(b % a == 0) {
    cout << b/a << endl;
  } else {
    cout << "NO" << endl;
  }


}