JAVA实现石头剪刀布的游戏

//刚学习java，老师布置的一个比较简单的程序
//如果有任何问题可以提出讨论
import java.util.Random;
import java.util.Scanner;

public class Guess_Game {
    public static void main(String[] args) {
        String zero = "scissor.";
        String one = "rock.";
        String two = "paper.";
        Scanner sc = new Scanner(System.in);
        System.out.println("scissor (0),rock (1),paper (2): ");
        int yourGuess = sc.nextInt();
        Random random = new Random();
        int computerGuess = random.nextInt(3);
        System.out.println("The computer guess is " + computerGuess);
        if (yourGuess == computerGuess) {
            if (computerGuess == 0) {
                String str = "scissor";
                System.out.println("The computer is  " + str + "you are scissor too. It is a draw ");
                return;
            }
            if (computerGuess == 1) {
                String str = "rock";
                System.out.println("The computer is  " + str + "you are scissor too. It is a draw ");
                return;
            }
            if (computerGuess == 2) {
                String str = "paper";
                System.out.println("The computer is  " + str + "you are scissor too. It is a draw ");
                return;
            }
        }
        if (yourGuess == 0) {
            if (computerGuess == 1) {
                System.out.println("The computer is " + one + " you are " + zero + "You lost");
            }
            if (computerGuess == 2) {
                System.out.println("The computer is " + two + " you are " + zero + "You win");
            }
        }
        if(yourGuess == 1){
            if (computerGuess == 0) {
                System.out.println("The computer is " + zero + " you are " + one + "You win");
            }
            if (computerGuess == 2) {
                System.out.println("The computer is " + two + " you are " + one + "You lost");
            }
        }
        if(yourGuess == 2){
            if (computerGuess == 0) {
                System.out.println("The computer is " + zero + " you are " + two + "You lost");
            }
            if (computerGuess == 1) {
                System.out.println("The computer is " + one + " you are " + two + "You win");
            }
        }
    }
}