#include <bits/stdc++.h>
using namespace std;

#define int long long

char toUpperCase(char c) {
	c -= 'a';
	c += 'A';
	return c;
}

void solve() {
	string s; getline(cin, s);
	stringstream ss; ss << s;

	string t;
	while (ss >> t) {
		cout << toUpperCase(t[0]);
	}
	cout << '\n';
}

signed main() {
	ios::sync_with_stdio(0); cin.tie(0);

	int t; cin >> t; cin.ignore();
	while (t--) {
		solve();
	}

	return 0;
}