#include<bits/stdc++.h>

using namespace std;

char key[4][9]={{'*','*','*','Q','W','E','R','T'},
				{'Y','U','I','O','P','A','S','D'},
				{'F','G','H','J','K','L','Z','X'},
				{'C','V','B','N','M','*','*','*'}
}

void func(vector<string> &str,char in){
	
	
}

int main() {
	
	int n;
	cin>>n;
	
	vector<string> str;
	string s;
	for(int i = 0;i<n;i++){
		cin>>s;
		str.push_back(s);
	}
	char in;
	cin>>in;
	func(str,in);
	return 0;
}