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 CPP):

Solution:
#include<stdio.h>
int main(){int i,j,k;for(i=0;i<81;i++)j=i/9+1,k=i%9+1,printf("%dx%d=%d\n",j,k,j*k);}