#include const long long MOD = 1000000007; const int INF = INT_MAX / 2; const long double PI = 3.1415926; #define FOR(i, r, n) for(int i=(ll)(r); i<(ll)(n); i++) #define REP(i, n) FOR(i, (0), n) #define ALL(r) r.begin(), r.end() #define ll long long int using namespace std; vector> vp; vector> vv(110, vector(50, 0)); vector> vt; set st; map mp; int main() { int a, b; cin >> a >> b; if (b%a) cout << "NO" << endl; else cout << b / a << endl; }