#include <bits/stdc++.h>
using namespace std;

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