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RSS订阅原创 2021-03-25
package com.hjx;/**@author hjx@data 2021/3/25 - 21:35*///分别比较两个int类型，long类型，double类型是否相等public class OverLoadDemo {public static void main(String[] args) {int a = 12;int b = 12;boolean f1 = compare(a,b);System.out.println(f1);System.out.print
2021-03-25 22:09:04
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原创 2021-03-20
package com.hjx;import java.util.Random;import java.util.Scanner;/**@author hjx@data 2021/3/20 - 12:51*///猜数字小游戏public class RandomDemo1 {public static void main(String[] args) {// 1.创建random对象Random r = new Random();// 2.获取随机数i
2021-03-20 13:23:41
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原创 2021-03-19
package com.hjx;/**@author hjx@data 2021/3/19 - 22:13*/public class SendOrangeDemo {public static void main(String[] args) {// 发橙子游戏：// 假设有三个班级，每个班级35名同学，每人只能拿一个。// 其中为4的倍数的同学已有了橙子。共有100个橙子，发完为止。int count = 0;A:for (int i = 1; i < 4
2021-03-19 22:50:10
106
原创 2021-02-04
package com.hjx;/**@author hjx@data 2021/2/4 - 11:41*///需求：查找在第二个班第五名的王同学public class BreakDemo2 {public static void main(String[] args) {a:for (int i = 1; i < 4; i++) {for (int j = 1; j < 11; j++) {System.out.println(“正在查找第” + i + “个班级
2021-02-04 11:50:49
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原创 2021-02-04
package com.hjx;/**@author hjx@data 2021/2/4 - 11:20*///需求：按照班级遍历所有的学生（循环嵌套）public class ForFordemo {public static void main(String[] args) {for (int i = 1; i < 4; i++) {for (int a = 1; a < 6; a++) {System.out.println(“正在获取第” + i + “班级的
2021-02-04 11:29:54
104
原创 2021-01-22
package com.hjx;/**@author hjx@data 2021/1/22 - 11:53///需求：打印所有水仙花数的个数public class ForDemo6 {public static void main(String[] args) {// 定义一个计数器，查找水仙花数int count = 0;for (int a = 100; a < 1000; a++){int ge = a % 10;int shi = a / 10
2021-01-22 12:04:35
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原创 2021-01-21
package com.hjx;/**@author hjx@data 2021/1/21 - 12:07*/public class ForDemo5 {public static void main(String[] args) {// 通过for循环，找到所有的三位数的个位十位百位；for (int i = 100; i < 1000; i++){int ge = i % 10;int shi = i / 10 % 10;int bai = i / 10 /
2021-01-21 12:27:49
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原创 2021-01-16
package com.hjx;/**@author hjx@data 2021/1/16 - 12:09*/import java.util.Scanner;public class Switchdemo {public static void main(String[] args) {Scanner sc = new Scanner(System.in);System.out.println(“请输入一个数据”);int week = sc.nextInt();switch
2021-01-16 12:33:01
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原创 2021-01-16
package com.hjx;import java.util.Scanner;/**@author hjx@data 2020/12/24 - 11:51*/public class ifDemo4 {public static void main(String[] args) {Scanner sc = new Scanner(System.in);System.out.println(“请输入您的成绩：”);int score = sc.nextInt();if (sc
2021-01-16 11:35:12
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原创 scanner类的应用x package com
scanner类的应用package com.hjx;/** * @author hjx * @data 2020/12/19 - 12:19 */// scanner类的应用// 1.导包import java.util.Scanner;public class scanner { public static void main(String[] args) {// ..
2020-12-19 12:56:43
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