import java.io.*;
import java.util.*;

public class FirstLetter {
    public static String capitalizeFirstLetter(String str) {
        final StringTokenizer st = new StringTokenizer(str, " ", true);
        final StringBuilder sb = new StringBuilder();

        while (st.hasMoreTokens()) {
            String token = st.nextToken();
            Character ch = Character.valueOf(token.charAt(0));
            token = String.format("%s%s", Character
                    .toUpperCase(token.charAt(0)), token.substring(1));
            sb.append(token);
        }
        return sb.toString();
    }

    public static void main(String[] args) throws Exception {
        System.out.print("Enter the sentence : ");
        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
        String inputString = br.readLine();
        FirstLetter letter = new FirstLetter();
        String words = letter.capitalizeFirstLetter(inputString);
        System.out.println(words);
    }
}