Problem: Write a program which prints multiplication tables in the following format:


1x1=1
1x2=2
.
.
9x8=72
9x9=81




Input

No input.

Output


1x1=1
1x2=2
.
.
9x8=72
9x9=81


Example

Input




Output

Solution (in PYTHON3):

Solution:
for pre in range(1, 10):
    for post in range(1, 10):
        print('{}x{}={}'.format(pre, post, pre * post))