/* 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) throws java.lang.Exception
	{
		String s = "quick brown fox jumps over the lazy dog";
		String first = s.replaceAll("(?<=\\S)\\S+(\\s|$)", "");
		String last = s.replaceAll("(\\s|^)\\S+(?=\\S)", "");
		System.out.println(first);
		System.out.println(last);
	}
}

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