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=1;i<10;i++) for (j=1,k=i;j<10;printf("%dx%d=%d\n",i,j,k),j++,k+=i);return 0;}