package HelloWorld;

import java.util.Scanner;

public class Hello {
    public static boolean isLeap(int year) {
        return ((year % 4 == 0) && (year % 100 != 0) || (year % 400 == 0));
    }

    public static void main(String[] args) {
        System.out.println("Hello World!");

        int counter = 0;
        for (String str : args) {
            System.out.println(++counter + " :: " + str);
        }

        System.out.println(args.length);
        int year = 2000;
        System.out.println("Is a leap year? " + year + " : " + isLeap(year));

        Scanner in = new Scanner(System.in);
        String str2 = in.next();

        System.out.println(" >>> " + str2.toUpperCase());
        in.close();
    }
}