#include <bits/stdc++.h>
using namespace std;
int main() {
  ios::sync_with_stdio(false);
  cin.tie(0);
  int n;
  cin >> n;
  if (n & 1) {
    cout << "black"
         << "\n";
  } else {
    cout << "white"
         << "\n";
    cout << "1 2"
         << "\n";
  }
  return 0;
}
