75

#include <iostream>
#include <cmath>

using namespace std;

int main()
{
    int x, y, r;
    cin>>x>>y;
    r=sqrt(x*x+y*y);
    if(x<0&&y>=0){
        if(abs(x)<=15&&y<=15){cout<<"YES";}else{cout<<"NO";}}
    if(y<0){
        if(abs(x)<=15&&y>=-15){cout<<"YES";}else{cout<<"NO";}}
    if(y>=0&&x>=0){
        if((r>=6&&r<=15) || ((y==0&&x<6)||(x==0&&y<6))){cout<<"YES";}else{cout<<"NO";}}
    return 0;
}