BattleShip

import java.util.Scanner;
import java.util.Arrays;
import java.util.Random;
import java.util.Arrays;
import java.util.Arrays;

public class Battleship {

	public static void main(String[] args) {

		Scanner input = new Scanner(System.in);

		System.out.println("Enemy Warship spotted in the horizon.");
		System.out.println("");
		System.out.println("");

		int HP = 10;
		System.out.println("Health: " + HP);

		Random sector = new Random();
		int warship = sector.nextInt(20);
		String[] river = new String[20];

		String r1 = "~  ";
		String r2 = "~  ";
		String r3 = "~  ";
		String r4 = "~  ";
		String r5 = "~  ";
		String r6 = "~  ";
		String r7 = "~  ";
		String r8 = "~  ";
		String r9 = "~ ";
		String r10 = " ~  ";
		String r11 = " ~  ";
		String r12 = " ~  ";
		String r13 = " ~  ";
		String r14 = " ~  ";
		String r15 = " ~  ";
		String r16 = " ~  ";
		String r17 = " ~  ";
		String r18 = " ~  ";
		String r19 = " ~  ";
		String r20 = " ~  ";

		System.out.println("");

		System.out.println(r1 + r2 + r3 + r4 + r5 + r6 + r7 + r8 + r9 + r10 + r11 + r12 + r13 + r14 + r15 + r16 + r17 + r18 + r19 + r20);

		for(int i = 0; i < 20; i++) {
			System.out.print(i + "  ");
		}

		System.out.println(" ");
		System.out.println(" ");

		while(HP > 0) {
			System.out.print("Choose a sector (1-19) to attack!");
			int attack = input.nextInt();
			if(attack == warship) {
				System.out.println("You sunk the enemy Warship!");
				break;
			}else {
				HP = (HP - 1);

				System.out.println("HP: " + HP);
				System.out.println("You missed!  Try again.");
			}
		}




	}

}