#include<cstdio>
int main(){for(int i=0;i<81;i++)printf("%dx%d=%d\n",i/9+1,i%9+1,(i/9+1)*(i%9+1));}
### Prompt

Please create a solution in CPP to the following 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

### Response

```cpp
#include<cstdio>
int main(){for(int i=0;i<81;i++)printf("%dx%d=%d\n",i/9+1,i%9+1,(i/9+1)*(i%9+1));}
```