#include<bits/stdc++.h> using namespace std; int main() { int a; cin>>a; if(a/3.0+27+23>a/1.2){ cout<<"Walk"; }

if(a/3.0+27+23<a/1.2){
	cout<<"Bike";
}

if(a/3.0+27+23==a/1.2){
	cout<<"All";
}

return 0;

}