import java.util.*;
import java.lang.*;
import java.io.*;
import java.util.regex.*;

class Ideone
{
	public static void main (String[] args) throws java.lang.Exception
	{
// Adapted from Phsemo
// http://stackoverflow.com/q/17892284/
String subject = "0,123,45,6789,4,5,3,4,6000";
String[] thesplits = subject.split("(?<=\\G\\d+,\\d+,\\d+),");  
for(String token : thesplits) System.out.println(token); 	

} // End main
} // End Ideone