Problem:
Print a Rectangle

Draw a rectangle which has a height of H cm and a width of W cm. Draw a 1-cm square by single '#'.

Input

The input consists of multiple datasets. Each dataset consists of two integers H and W separated by a single space.

The input ends with two 0 (when both H and W are zero).

Output

For each dataset, print the rectangle made of H × W '#'.

Print a blank line after each dataset.

Constraints

1 ≤ H ≤ 300

1 ≤ W ≤ 300

Sample Input

3 4
5 6
2 2
0 0

Sample Output

####
####
####

######
######
######
######
######

##
##

Solution in JAVA (judge verdict: WA: Presentation Error)

import java.io.IOException;
import java.util.Scanner;
public class Main {

	public static void main(String[] args) throws Exception {
		// TODO ?????????????????????????????????????????????
	   int a,b,c,d;
	   a=1;b=1;
       Scanner sc = new Scanner(System.in);
       while (a!=0 || b!=0){
       a = sc.nextInt();
       b = sc.nextInt();
       c = 1;
       d = 1;
       while(c<=a){
    	   while(d<=b){
    		   if(d!=b){
    			   System.out.print("#");
    		   }else{
    			   System.out.println("#");
    		   }
    		   d = d+1;
    	   }
    	   c = c+1;
    	   d = 1;
       }
       }
	}

}