#include <cctype>
#include <iostream>
#include <string>

using namespace std;

int main() {
  string s;
  getline(cin, s);
  for (unsigned int i = 0; i < s.length(); i++)
    cout << char(islower(s[i]) ? s[i]-32 : s[i]);
  cout << endl;
  return 0;
}