import java.util.Scanner;
public class Week1{

	public static void main(String[] args){
		System.out.println("Hello World");		
		int x = 2;
		x++;
		// Start interactive part
		String why = "Enter a number";
		System.out.println(x+"\t"+why+"\n:");
		double z = (42+5*10)/(3*1.5);
		System.out.println(z);
		Scanner keyboard = new Scanner(System.in);
		System.out.println("Please enter your name: ");
		String name = keyboard.nextLine();
		System.out.println(name);
	}
}