#include<iostream>
#include<string>
using namespace std;

int main() {
	const int big = 'A' - 'a';
	string s;
	getline(cin, s);
	for (int i = 0; i < s.size(); i++) {
		if (s[i] >= 'a' && s[i] <= 'z') {
			s[i] += big;
		}
	}
	cout << s << endl;
}
