package com.codegym.task.task08.task0823;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.*;

/*
Going national

*/

public class Solution {
    public static void main(String[] args) throws IOException {
        BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
        String s = reader.readLine();

        //write your code here
        String[] arr = s.split(" ");
        StringBuffer sb = new StringBuffer();
        for (int i = 0; i < arr.length; i++) {
            sb.append(Character.toUpperCase(arr[i].charAt(0)))
            .append(arr[i].substring(1)).append(" ");
        }

        String result = sb.toString().trim();
        System.out.println(result);

    }
}