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 x, y in itertools.product(range(1, 10), range(1, 10)):
    print("%dx%d=%d" % (x, y, x * y))