#include <bits/stdc++.h>
using namespace std;
#define REP(i, n) for (int i = 0; i < n; i++)

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

