#include<bits/stdc++.h>

using namespace std;

using int64 = long long;

int main() {
  // 2 log A < B log B
  int64 A, B;
  cin >> A >> B;
  if((__int128_t)A * A < (__int128_t)B * B) cout << "Yes" << endl;
  else cout << "No" << endl;
}