Java语言基础知识之习题二

QingYi.

题目见图片附件
Seven：

[Java] 纯文本查看 复制代码

import java.util.Scanner;

public class Seven {
    static int user1, user2;

    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        System.out.println("请玩家1输入石头、剪刀或者布：");
        String a = sc.nextLine();
        System.out.println("请玩家2输入石头、剪刀或者布：");
        String b = sc.nextLine();
        user1 = exchange(a, user1);
        user2 = exchange(b, user2);
        check(user1, user2);
    }

    private static void check(int user1, int user2) {
        if (user1 == user2) {
            System.out.println("平局");
            return;
        }
        if (user1 == 0) {
            if (user2 == 2) {
                System.out.println("玩家1Win");
            } else {
                System.out.println("玩家2Win");
            }
        } else if (user1 == 2) {
            if (user2 == 0) {
                System.out.println("玩家2Win");
            } else {
                System.out.println("玩家1Win");
            }
        } else if (user1 == 5) {
            System.out.println("玩家2Win");
        } else {
            System.out.println("玩家1Win");
        }
    }

    private static int exchange(String x, int n) {
        if ("剪刀".equals(x)) {
            n = 2;
        } else if ("石头".equals(x)) {
            n = 0;
        } else {
            n = 5;
        }
        return n;
    }
}

Eight：

[Asm] 纯文本查看 复制代码

public class Corporation {
    double salary;
    int hour;

    public Corporation(double salary, int hour) {
        this.salary = salary;
        this.hour = hour;
    }

    void getMoney() {
        if (this.salary < 8.0 || this.hour > 60) {
            System.out.println("Declined to 996");
            return;
        }
        double m = this.hour * this.salary;
        if (this.hour <= 40) {
            System.out.println(m);
        } else {
            System.out.println(m + (this.hour - 40 * 1.5));
        }
    }
}

public class Main {
    public static void main(String[] args) {
        Corporation user1 = new Corporation(7.50,35);
        Corporation user2 = new Corporation(8.20,47);
        Corporation user3 = new Corporation(10.00,73);
        user1.getMoney();
        user2.getMoney();
        user3.getMoney();
    }
}

Nine：

[Java] 纯文本查看 复制代码

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

public class Nine {
    public static void main(String[] args) throws IOException {
        System.out.println("请输入个数及其差值");
        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
        String[] s = br.readLine().split(" ");
        int cnt = Integer.parseInt(s[0]);
        int dif = Integer.parseInt(s[1]);
        System.out.println("输入" + cnt +"个整数");
        String[] s1 = br.readLine().split(" ");
        int [] arr = new int[s1.length];
        for(int i = 0 ;i<arr.length;i++){
            arr[i] = Integer.parseInt(s1[i]);
        }
        for(int i = 0;i<arr.length-1;i++){
            if (Math.abs(arr[i] - arr[i+1]) >dif){
                System.out.println("数列从" + ++i + "个数开始中断");
                return;
            }
        }
        System.out.println("这是" + cnt + "个数组组成的连续数列，差值为" + dif );
    }
}

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lileitin

学习一下

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shuaibi_chen

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likoo

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