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>
using namespace std;
#define REP1(i,n) for(int i=1;i<=n;++i)
int main(){
	REP1(i,9) REP1(j,9) printf("%dx%d=%d\n",i,j,i*j);
	return 0;
}