C :

#include <stdio.h>
int main() 
{
	int a,n;
	scanf("%d",&a);
	for(n=1;n<=10;n++){
			printf("%d x %d = %d\n",n,a,n*a);
	}
	return 0;
}

C++ :

#include <iostream>
#include<cstdio>
using namespace std;

int main()
{
    int N;

    cin>> N ;

    for(int i=1;i<=10;i++)

    printf("%d x %d = %d\n",i,N,i*N);


    return 0;
}