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

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

int main()
{
	while(true)
	{
		string s;
		cin>>s;

		if(s.size() == 0)
		{
			break;
		}

		for(int i = 0; i < s.size(); ++i)
		{
			s[i] = upper(s[i]);
		}
		cout<<s<<endl;
	}



}
