GCD-boy-algo

import java.util.Scanner;

public class GCD {
    public static void main (String[] args) {
        Scanner input = new Scanner(System.in);
        System.out.println("Give me 2 numbers for GCD question: ");
        int x = input.nextInt();
        int y = input.nextInt();
        int z = gcdboy(x,y);
        System.out.println("GCD of "  + x + " and " + y + " are " + z);
    }
    
public static int gcdboy(int a, int b) {

        int div = a;
        while(a % div != 0 || b % div != 0) div--;
        return div;
    }
}