[Java]双色球(控制台输入)

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

public class doubleBall {
    public static void main(String[] args) {
        int[] doubleBall = createDoubleBall();
        //作弊代码
        //System.out.println("双色球号码:" + Arrays.toString(doubleBall));
        int[] ballCount = compareDoubleBall(userSelectNumbers(),doubleBall);
        //输出获奖信息
        outMsg(ballCount);
    }
    /**
     * 比较系统创建的双色球号码和用户输入的双色求号吗大小
     * @param userBall 用户输入的双色球号码
     * @param creatBall 系统创建的双色秋号码
     * @return 返回相同的红球个数和蓝球的个数组成的数组
     */
    public static int[] compareDoubleBall(int[] userBall, int[] creatBall) {
        int countR = 0;
        for (int i = 0; i < userBall.length - 1; i++) {
            for (int j = 0; j < creatBall.length - 1; j++) {
                if (userBall[i] == creatBall[j]) {
                    countR++;
                    break;
                }
            }
        }
        int countB = userBall[6] == creatBall[6] ? 1 : 0;
        System.out.println("相同的红球有" + countR + "个" + "相同的蓝球有" + countB + "个");
        return new int[]{countR,countB};
    }

    /**
     * 创建双色球
     * @return 返回系统创建的双色球号码
     */
    public static int[] createDoubleBall() {
        Random random = new Random();
        int[] doubleBall = new int[7];
        int count = 0;
        while (count < 6){
            int rdNum = random.nextInt(33) + 1;
            if (exists(doubleBall, rdNum)){
                System.out.println("重复双色球号码:" + rdNum);
                continue;
            } else {
                doubleBall[count] = rdNum;
                count++;
            }
        }
        doubleBall[6] = random.nextInt(16) + 1;

        return doubleBall;
    }

    /**
     *用户输入双色球
     * @return 返回用户输入的双色球号码
     */
    public static int[] userSelectNumbers() {
        Scanner sc = new Scanner(System.in);
        Random random = new Random();
        int[] doubleBall = new int[7];
        int count = 0;
        while (count < 6) {
            System.out.println("请输入第" + (count + 1) + "个红色双色球号码(1-33)");
            int scI = sc.nextInt();
            if (scI < 1 || scI > 33 || exists(doubleBall, scI)) {
                System.out.println("请输入正确的双色球号码");
                continue;
            } else {
                doubleBall[count] = scI;
                count++;
            }
        }

        while (true) {
            System.out.println("请输入蓝色双色球号码");
            int scBlue = sc.nextInt();
            if (scBlue < 1 || scBlue > 16) {
                System.out.println("请输入正确的双色球号码");
            } else {
                doubleBall[6] = scBlue;
                break;
            }
        }
        return doubleBall;
    }

    /**
     * 判断数是否在数组中
     * @param arr 要判断的数组
     * @param kay 要判断的数
     * @return  在返回true，不在返回false
     */
    public static boolean exists(int[] arr, int kay) {
        for (int i = 0; i < arr.length; i++) {
            if (arr[i] == kay) {
                return true;
            }
        }
        return false;
    }

    /**
     * 输出获奖信息
     * @param ballCount 传入相同的红蓝球个数
     */
    public static void outMsg(int[] ballCount) {
        if (ballCount[0] == 6 && ballCount[1] == 1){
            System.out.println("恭喜你，获得一等奖(最高1000万)");
        } else if (ballCount[0] == 6 && ballCount[1] == 0) {
            System.out.println("恭喜你，获得二等奖(最高500万)");
        } else if (ballCount[0] == 5 && ballCount[1] == 1) {
            System.out.println("恭喜你，获得三等奖(3000元)");
        } else if (ballCount[0] == 5 && ballCount[1] == 0) {
            System.out.println("恭喜你，获得四等奖(200元)");
        } else if (ballCount[0] == 4 && ballCount[1] == 1) {
            System.out.println("恭喜你，获得四等奖(200元)");
        } else if (ballCount[0] == 4 && ballCount[1] == 0) {
            System.out.println("恭喜你，获得五等奖(10元)");
        } else if (ballCount[0] == 3 && ballCount[1] == 1) {
            System.out.println("恭喜你，获得五等奖(10元)");
        } else if (ballCount[0] == 2 && ballCount[1] == 1) {
            System.out.println("恭喜你，获得六等奖(5元)");
        } else if (ballCount[0] == 1 && ballCount[1] == 1) {
            System.out.println("恭喜你，获得六等奖(5元)");
        } else if (ballCount[0] == 0 && ballCount[1] == 1) {
            System.out.println("恭喜你，获得谢谢惠顾");
        }
    }
}