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 C# (judge verdict: Accepted)

using System;
 
namespace Aizu
{
    class OnlineJudge
    {
        public static void Main()
        {
            int[] input;
            while(((input = Array.ConvertAll(Console.ReadLine().Split(), int.Parse))[0] | input[1]) != 0) {
                for(int i = 0; i < input[0]; ++i){
                    Console.WriteLine(new String('#', input[1]));
                }
                Console.WriteLine();
            }
        }
    }
}