#include <iostream>

using std::cin;
using std::cout;
using std::endl;

void main()
{
	char s[1000];
	cin.getline(s,1000);

	char token[1000];
	int tokenIndex = 0;

	char result[1000] = "";
	for(int i = 0; i <= strlen(s); i++)
	{
		if(s[i] == ','  || s[i] == '\0')
		{
			cout << token << endl;
			//translate token to pig latin (if this were a pig latin program)
			strcat(result, token);
			strcat(result, " ");
			tokenIndex = 0;
		}
		else
		{
			token[tokenIndex] = s[i];
			tokenIndex++;
			token[tokenIndex] = '\0';
		}
	}
	
}