/* 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
	{
		// your code goes here
		String[] s = {"ABCDz","EFGH","IJKLY","MNOPWX","QRSTUV"};
		// List<String> list = new ArrayList<>(Arrays.asList(s));
		String s1 = String.join(" ", new ArrayList<String>(Arrays.asList(s)));
 
		System.out.println(s1);
	}
}

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