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:
import itertools
for i,k in itertools.product(range(1,10), range(1,10)):
    print('{}x{}={}'.format(i,k,i*k))