Program to find LCM and HCF/GCD of Two Numbers

Program Source Code
This program is aimed at finding HCF/GCD and LCM of two Given Numbers.
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import java.util.Scanner;

class HCFLCM

{

    Scanner S = new Scanner(System.in);

    public int hcf(int a, int b)

    {

        int k;

        while(b != 0)

        {

            k = a % b;

            a = b;

            b = k;

        }

        return a;

    }

    public int lcm(int a, int b)

    {

        int i;

        for(i = Math.max(a,b);i<a*b;i++)

        if(i%a==0 && i%b==0)

        return i;

        return a*b;

    }

}

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