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: WA: Presentation Error)

while str = gets do
    y, x = str.chomp.split(" ").map(&:to_i)
    break if x == y && y == 0
    str = ""
    x.times do |n|
        str << "#"
    end
    y.times do |n|
        puts str
    end
    puts ""
end
puts ""