multiplication table

#include <stdio.h>
void printtable(int);
int main()
{
    int num;
    scanf("%d",&num);
    printtable(num);
}
void printtable(int num)
{
    int value=0,i;
    for(i=1;i<=10;i++)
    {
        value=num*i;
        printf("%d * %d = %d \n",num,i,value);
    }
}
input:
5
output:
5 * 1 = 5
5 * 2 = 10
5 * 3 = 15
5 * 4 = 20
5 * 5 = 25
5 * 6 = 30
5 * 7 = 35
5 * 8 = 40
5 * 9 = 45
5 * 10 = 50