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# (.NET Core 3.1.201) (judge verdict: Runtime Error)

using System;
using System.Linq;

class Project2
{
    static void Main ()
    {
        int count = 0;
        var arg = Console.ReadLine().Split(' ').Select(value => double.Parse(value)).ToArray();
        for (int i = 0; i <= arg[0]; i++)
        {
            for (int j = 0; j <= arg[0]; j++)
            {
                for (int k = 0; k <= arg[0]; k++)
                {
                    if (i + j + k == arg[1])
                    {
                        count++;
                    }
                }
            }
        }
        Console.WriteLine(count);
    }
}