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 Python3 (judge verdict: WA: Presentation Error)

x=1
y=1
list=[]
while x>0:
    if x ==0 and y == 0:
        break
    x,y = map(int,input().split())
    list.append([x,y])

L=""
for i in list:
    for h in range(i[0]):
        for w in range(i[1]):
            L += "#"
        print (L)
        L = ""
    print ()