Greatest Common Factor / Euclidean Algorithm Program / Highest Common Factor

import java.util.Scanner;
 
public class HCF {
  
    //  greatest common factor
    public static int hcf(int First_number, int Second_number) {
         int hcf=0;
         int min = Math.min(First_number,Second_number);
           
         for(int i=min; i >= 1; i--)
         {
             if(First_number%i == 0 && Second_number%i == 0)
             {
                 hcf = i;
                 break;
             }
         }  
         return hcf;
    }
  
    public static void main(String[] args) {
      
        Scanner sc=new Scanner(System.in);
 
        System.out.print("First Number  :");
        int num1=sc.nextInt();
        System.out.print("Second Number :");
        int num2=sc.nextInt();
 
        System.out.println("Highest Common Factor: " + hcf(num1,num2));
       
    }
}

Output

    First Number  :24
    Second Number :16
    Highest Common Factor: 8