text: #include <iostream>
  #include <cstdio>
  #include <string>
  #include <cstring>
  #include <cstdlib>
  #include <stack>
  #include <algorithm>
  #include <cctype>
  #include <vector>
  #include <queue>
  #include <tr1/unordered_map>
  #include <cmath>
  #include <map>
  #include <bitset>
  using namespace std;
  typedef long long ll;
  typedef unsigned long long ull;
  typedef vector<int> vi;
  typedef pair<int,int> ii;
  ///////////////////////////////UTIL/////////////////////////////////
  #define ALL(x) (x).begin(),x.end()
  #define CLEAR0(v) memset(v, 0, sizeof(v))
  #define CLEAR(v, x) memset(v, x, sizeof(v))
  #define INRANGE0(x, n) ((x) > -1 && (x) < n)
  #define INRANGE(x, a, b) ((x) >= a && (x) <= b)
  #define COPY(a, b) memcpy(a, b, sizeof(a))
  #define CMP(a, b) memcmp(a, b, sizeof(a))
  #define REP(i,n) for(int i = 0; i<n; i++)
  #define REPP(i,a,n) for(int i = a; i<n; i++)
  #define REPD(i,n) for(int i = n-1; i>-1; i--)
  #define REPDP(i,a,n) for(int i = n-1; i>=a; i--)
  #define pb push_back
  #define pf push_front
  #define sz size()
  #define mp make_pair
  /////////////////////////////NUMERICAL//////////////////////////////
  #define INCMOD(a,b,c) (((a)+b)%c)
  #define DECMOD(a,b,c) (((a)+c-b)%c)
  #define ROUNDINT(a) (int)((double)(a) + 0.5)
  #define INF 0x3f3f3f3f
  #define EPS 1e-9
  /////////////////////////////BITWISE////////////////////////////////
  #define CHECK(S, j) (S & (1 << j))
  #define CHECKFIRST(S) (S & (-S))  //PRECISA DE UMA TABELA PARA TRANSFORMAR EM INDICE
  #define SET(S, j) S |= (1 << j)
  #define SETALL(S, j) S = (1 << j)-1  //J PRIMEIROS
  #define UNSET(S, j) S &= ~(1 << j)
  #define TOOGLE(S, j) S ^= (1 << j)
  ///////////////////////////////64 BITS//////////////////////////////
  #define LCHECK(S, j) (S & (1ULL << j))
  #define LSET(S, j) S |= (1ULL << j)
  #define LSETALL(S, j) S = (1ULL << j)-1ULL  //J PRIMEIROS
  #define LUNSET(S, j) S &= ~(1ULL << j)
  #define LTOOGLE(S, j) S ^= (1ULL << j)
  //scanf(" %d ", &t);
  
  int main(){
  	int n;
  	while( scanf(" %d ", &n) != EOF){
  		n -= 3;
  		if(n%2 == 0) printf("White\n");
  		else printf("Black\n");
  	}
  }
  