#include <bits/stdc++.h>
using namespace std;
using ll = long long;
int main()
{
  ll N; cin >> N;
  ll M; cin >> M;
  if( ( N *= M-- ) == 0 ){
    cout << "No\n";
    return 0;
  }
  cout << "Yes\n";
  cout << N << " " << M << "\n";
  return 0;
}