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 <cstdio>
#define f(i) for(int i=1;i<10;i++){
int main(){f(i)f(j)printf("%dx%d=%d\n",i,j,i*j);}}}