#include<iostream>
using namespace std;
int main(){
  int N;
  cin>>N;
  if(N%2==0) cout<<"White";
  else cout<<"Black";
}
#include<bits/stdc++.h>
#define eps 1e-9
#define MOD1 998244353
#define MOD2 1000000007
#define INV_2 499122177
#define INF 1000000000
#define PI 3.14159265358979323846

using namespace std;
int main()
{
	ios::sync_with_stdio(0);cin.tie(0);cout.tie(0);
	int m, h;
	cin >> m >> h;
	if(h%m == 0)
		cout << "Yes\n";
	else
		cout << "No\n";
}	
//size