/* 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
		for(int i = 4; i<-1; i--){
            for(int j = i; j < i; j--){
                System.out.print("*" + " ");
            }
            System.out.println(); 
        }
	}
}

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