人机猜拳项目_学习笔记

import java.util.Scanner;

public class Person {
	int num;
	String name = "匿名";
	int score = 0;

	public int showFist() {
		Scanner input = new Scanner(System.in);
		System.out.print("请出拳:1.剪刀2.石头3.布(输入相应数字):");
		if (input.hasNextInt() == true) {
			num = input.nextInt();
			switch (num) {
			case 1:
				System.out.println(name + "出拳:剪刀");
				break;
			case 2:
				System.out.println(name + "出拳:石头");
				break;
			case 3:
				System.out.println(name + "出拳:布");
				break;
			default:
				System.out.println("请正确输入!");
			}

		} else {
			System.out.println("请输入正确的数字!");
		}

		return num;
	}
}

public class Computer {
	String name = "电脑";
	int score = 0;

	public int showFist() {
		int random = (int) (Math.random() * 3 + 1);// 产生一个1~3的随机数
		switch (random) {
		case 1:
			System.out.println(name + "出拳:剪刀");
			break;

		case 2:
			System.out.println(name + "出拳:石头");
			break;
		case 3:
			System.out.println(name + "出拳:布");
			break;
		}
		return random;
	}
}

public class Game {
	Person person;
	Computer computer;
	int count;

	public void initial() {
		person = new Person();
		computer = new Computer();
		count = 0;
	}

	public void startGame() {
		int role = 0;
		Scanner input = new Scanner(System.in);
		System.out.println("---------欢迎进入游戏世界---------\n");
		System.out.println("\t\t*********************");
		System.out.println("\t\t** 猜拳,开始 **");
		System.out.println("\t\t**********************");
		System.out.println();
		System.out.println("出拳规则:1.剪刀2.石头.3.布");
		System.out.print("你选择对方角色(1.刘备2.孙权3.曹操)");
		if (input.hasNextInt() == true) {
			role = input.nextInt();
			switch (role) {

			case 1:
				computer.name = "刘备";
				break;
			case 2:
				computer.name = "孙权";
				break;
			case 3:
				computer.name = "曹操";
				break;
			default:
				System.out.println("请输入正确数字(1~3)!");
				break;

			}
			System.out.print("请输入你的姓名:");
			person.name = input.next();

		} else {
			System.out.println("请输入正确的数字哦!");

		}

		System.out.println(person.name + "\tVS\t" + computer.name + "对战\n");
		System.out.print("要开始吗?(y/n)");
		String con = input.next();
		if (con.equals("n")) {
			System.out.println("再给你一次机会!要开始吗?(y/n)");
			con = input.next();
			while (con.equals("y"))
				break;
			while (con.equals("n")) {
				System.out.println("好吧!那有缘再见......");
				break;
			}

		}
		System.out.println();
		while (con.equals("y")) {
			int perShow = person.showFist();
			int comShow = computer.showFist();
			if (perShow == comShow) {
				System.out.println("!平局");

			} else if ((perShow == 2 && comShow == 3)
					|| (perShow == 1 && comShow == 2)
					|| (perShow == 3 && comShow == 1)) {
				System.out.println("!你输了");
				computer.score++;

			} else if ((perShow == 2 && comShow == 1)
					|| (perShow == 3 && comShow == 2)
					|| (perShow == 1 && comShow == 3)) {
				System.out.println("!你赢了");
				person.score++;

			}
			count++;
			System.out.println("\n是否开始下一轮(y/n)");
			con = input.next();
			if (con.equals("y")) {
				perShow = person.showFist();
				comShow = computer.showFist();
				if (perShow == comShow) {
					System.out.println("!平局");

				} else if ((perShow == 2 && comShow == 3)
						|| (perShow == 1 && comShow == 2)
						|| (perShow == 3 && comShow == 1)) {
					System.out.println("!你输了");
					computer.score++;

				} else if ((perShow == 2 && comShow == 1)
						|| (perShow == 3 && comShow == 2)
						|| (perShow == 1 && comShow == 3)) {
					System.out.println("!你赢了");
					person.score++;

				}
				count++;
				System.out.println("\n是否开始下一轮(y/n)");
				con = input.next();
				while (con.equals("n"))
					break;
			}
			System.out.println(person.name + "\tVS\t" + computer.name);
			System.out.println("对战次数:" + count + "\n");
			System.out.println("姓名\t得分");
			System.out.println(computer.name + "\t" + computer.score);
			System.out.println(person.name + "\t" + person.score);
			if (computer.score > person.score) {
				System.out.println("\n你输了");
			} else if (computer.score == person.score) {
				System.out.println("\n平局");
			} else {
				System.out.println("\n你赢了");
			}
		}
	}

}

public class StartGuess {
	public static void main(String[] args) {
		Game game = new Game();
		game.initial();
		game.startGame();
	}
}