#include<bits/stdc++.h> 
using namespace std; 
int main(){ 
    char E,e,N,n,S,s,W,w; 
	cin>>n; 
	if(n=='E' or n=='e'){ 
	    cout<<"East"; 
	} 
	else if(n=='W' or n=='w'){ 
	    cout<<"West"; 
	} 
	else if(n=='S' or n=='s'){ 
	    cout<<"South"; 
	} 
	else if(n=='N' or n=='n'){ 
	    cout<<"North"; 
	} 
	else{ 
	    cout<<"Wrong";
    } 
	return 0; 
}