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: Time Limit Exceeded)

 #include<stdio.h>

int main()
{
    int a, b, i, j;
    
    while(1){
        scanf("%d%d", &a, &b);
	if(a == b ==0) break;

        for(i =1; i <a;i++){
            for(j =1; j <b;j++) printf("#");
            printf("\n");
	    }
        printf("\n");  
    }
    return 0;
}