Homework.java

import java.util.Scanner;

public class Homework {
    public static void main(String[] args) {
        Scanner scan = new Scanner(System.in);

        System.out.print("Enter x coordinate: ");
        int x_coordinate = scan.nextInt();
        System.out.print("Enter x coordinate: ");
        int y_coordinate = scan.nextInt();

        scan.close();
        System.out.println("Vector length: "
                           + sqrt(pow(x_coordinate,2) + pow(y_coordinate,2)));
    }
}