/* package whatever; // don't place package name! */

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

/* Name of the class has to be "Main" only if the class is public. */
class Ideone
{
	public static void main(String args[]){
		String s = "New Delhi, Delhi 110016";
		
		System.out.println(s.replaceAll("(?=[0-9]+)", "$0 "));		
	}
}