Problem:
Score : 100 points

Problem Statement

As a New Year's gift, Dolphin received a string s of length 19.

The string s has the following format: [five lowercase English letters],[seven lowercase English letters],[five lowercase English letters].

Dolphin wants to convert the comma-separated string s into a space-separated string.

Write a program to perform the conversion for him.

Constraints

The length of s is 19.

The sixth and fourteenth characters in s are ,.

The other characters in s are lowercase English letters.

Input

The input is given from Standard Input in the following format:

s

Output

Print the string after the conversion.

Sample Input 1

happy,newyear,enjoy

Sample Output 1

happy newyear enjoy

Replace all the commas in happy,newyear,enjoy with spaces to obtain happy newyear enjoy.

Sample Input 2

haiku,atcoder,tasks

Sample Output 2

haiku atcoder tasks

Sample Input 3

abcde,fghihgf,edcba

Sample Output 3

abcde fghihgf edcba

Solution in Java8 (OpenJDK 1.8.0) (judge verdict: Accepted)

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

public class Main implements Runnable {

    private void solve() throws IOException {
        String s = reader.readLine();
        s = s.replaceAll(","," ");
        writer.println(s);
    }

    public static void main(String[] args) {
        new Main().run();
    }

    BufferedReader reader;
    //    BufferedReader reader2;
    StringTokenizer tokenizer;
    PrintWriter writer;
    //    BufferedWriter writer;

    public void run() {
        try {
            reader = new BufferedReader(new InputStreamReader(System.in));
//            reader = new BufferedReader(new FileReader("highcard.in"));
            //            reader2 = new BufferedReader(new FileReader("1.in"));
            tokenizer = null;
            writer = new PrintWriter(System.out);
//            writer = new     PrintWriter("highcard.out");
//                                                    writer = new BufferedWriter(System.out);
            //                        writer = new BufferedWriter(new OutputStreamWriter(System.out));
            solve();
            reader.close();
            //            reader2.close();
            writer.close();
        } catch (Exception e) {
            e.printStackTrace();
            System.exit(1);
        }
    }

    int nextInt() throws IOException {
        return Integer.parseInt(nextToken());
    }

    long nextLong() throws IOException {
        return Long.parseLong(nextToken());
    }

    double nextDouble() throws IOException {
        return Double.parseDouble(nextToken());
    }

    short nextShort() throws IOException {
        return Short.parseShort(nextToken());
    }

    String nextToken() throws IOException {
        while (tokenizer == null || !tokenizer.hasMoreTokens()) {
            tokenizer = new StringTokenizer(reader.readLine());
        }

        return tokenizer.nextToken();
    }

}