c++

#include <iostream>
#include <string>
using namespace std;
int main() {
	string s;
	cin >> s;
	for (int i = 0; i <= s.length(); i++) {
		if (s[i] > 'a' && s[i] < 'z') {
			s[i] = s[i] + 'A' - 'a';
		}
	}
	for (int i = 0; i <= s.length(); i++) {
		cout << s[i];
	}
	cout << endl;
	system("pause");
	return 0;
}