#include<stdio.h>
#define f(i,m) for(int i=1;i<=m;i++)
int main(){
    f(i,9)f(j,9)printf("%dx%d=%d\n",i,j,i*j);
    return 0;
}
### Prompt

Your task is to create a cpp solution 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<stdio.h>
#define f(i,m) for(int i=1;i<=m;i++)
int main(){
    f(i,9)f(j,9)printf("%dx%d=%d\n",i,j,i*j);
    return 0;
}
```