#include <bits/stdc++.h>
using namespace std;
#define rep(i, n) for(int i = 0; i < n; i++)
#define rep2(i, x, n) for(int i = x; i <= n; i++)
#define rep3(i, x, n) for(int i = x; i >= n; i--)
#define elif else if
#define sp(x) fixed << setprecision(x)
#define pb push_back
#define eb emplace_back
#define all(x) x.begin(), x.end()
#define sz(x) (int)x.size()
using ll = long long;
using pii = pair<int, int>;
using pil = pair<int, ll>;
using pli = pair<ll, int>;
using pll = pair<ll, ll>;
const ll MOD = 1000000007;
//const ll MOD = 998244353;
const int inf = (1<<30)-1;
const ll INF = (1LL<<60)-1;
const double pi = acos(-1.0);
const double EPS = 1e-10;
template<typename T> bool chmax(T &x, const T &y) {return (x < y)? (x = y, true) : false;};
template<typename T> bool chmin(T &x, const T &y) {return (x > y)? (x = y, true) : false;};

int main(){
    int n, z;
    cin >> n >> z;
    if(n >= 3) {cout << "No" << endl; return 0;}
    if(n == 1){
        if(z >= 2) cout << "Yes" << endl;
        else cout << "No" << endl;
        return 0;
    }
    rep2(i, 1, z){
        rep2(j, 1, z){
            int k = i*i, l = j*j, m = z*z;
            if(k+l == m) {cout << "Yes" << endl; return 0;}
        }
    }
    cout << "No" << endl;
}