#include <iostream>
#include <cstdio>
#include <cstdlib>
#include <string>

using namespace std; 

string small = "abcdefghijklmnopqrstuvwxyz .";
string big = "ABCDEFGHIJKLMNOPQRSTUVWXYZ .";

int main()
{
	string s, in="", ans="";
	int l;

	while(cin >> s){
		in = in+s+" ";
	}
	l = in.length();
	in = in.substr(0,l-1);

	for(int i=0; i<in.length(); i++){
		ans = ans + big.substr(small.find(in.substr(i,1)),1);
	}
	cout << ans << endl;
}