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)

loop do
  a = gets.split.map(&:to_i)
  ans = ""
  break if a[0] == 0 && a[1] == 0
  for i in 0...a[1] do
    ans << "#"
  end
  for j in 0...a[0] do
    puts ans
  end
  puts ""
end