#include <iostream>
#include <string>
#include <algorithm>
#include <cstring>
using namespace std;
int main(){
	char a[1000000];
	char b[1000000];
	cin.getline(a,1000000);
	for (int i = 0; a[i] != '.'; i++){
			b[i]=toupper(a[i]);
	}

	cout << b << "." << endl;
	return 0;
}