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;using static System.Console;class P{static void Main(){while(1>0){var a=Array.ConvertAll(ReadLine().Split(),int.Parse);if(a[0]+a[1]==0)break;for(int i=0,j;i++<a[0];WriteLine())for(j=0;j++<a[1];Write("#"));WriteLine();}}}