19 – Best C program to find LCM

#include<stdio.h>
int lcm(int a, int b)
{
    int l,i;
    if(a>b)
    {
        l = a;
    }
    else
    {
        l = b;
    }
        i=l;
        while(1)
    {
        if(i % a == 0 && i % b == 0)
        {
             return i;
        }
        i+=l;
    }
}
//itvoyagers.in
int main() { 
    int x, y;
    printf("Enter first number : ");
    scanf("%d",&x);
    printf("Enter second number : ");
    scanf("%d",&y);
    printf("LCM of %d and %d is %d",x,y,lcm(x,y));
    return 0; 
}