find the lcm of any two numbers in c.

  //find the lcm of any two numbers

 #include <stdio.h>

 int main (){

    int num1,num2,i,hcf,lcm ;

    printf ("enter two numbers :");

    scanf ("%i%i",&num1,&num2);

    for (i=1;i<=num1&&i<=num2;i++){

        if (num1%i==0 && num2%i==0){

            hcf =i;

        }

    }

    lcm=(num1*num2)/hcf ;

    printf ("lcm of %i and %i is %i ",num1,num2,lcm);

    return 0;

 }