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 Ruby (judge verdict: Accepted)

f = true;
e = false;
while (s = gets) && !e do
  if f then
    f = false;
  else
    puts;
  end
  if s == "0 0" then
    e = true;
  else
    a = s.split(" ").map(&:to_i);
    a[0].times {
      puts "#" * a[1];
    }
  end
end