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 C# (Mono 4.6.2.0) (judge verdict: Wrong Answer)

using System;
namespace Atcoder
{
    class AtCoderContest
    {
        static void Main()
        {
            string input = Console.In.ReadToEnd();
            string[] S = input.Split(',');
            int count = S.Length - 1;
            string answer = "";
            while (count >= 0)
            {
                answer = answer + " " + S[count];
                count--;
            }
            Console.WriteLine(answer);
        }
    }
}