#include <iostream>
#include <cmath>
using namespace std;
using ll = long long;

int main(){
    int n; 
    ll z; 
    cin >> n >> z;
    if(n >= 3){
        cout << "No" << endl;
        return 0;
    }
    else{
        ll tmp = pow(z, n);
        for(ll x = 1; x < z; x++){
            ll y1 = tmp - pow(x, n);
            ll k = sqrt(y1);
            for(int i = -1; i <= 1; i++){
                if(k + i <= 0) continue;
                if(y1 == pow(k + i, n)){
                cout << "Yes" << endl;
                return 0;
                }
            }
        }
        cout << "No" << endl;
    }

}