diff --git "a/work/com/java/minxi/java_20240516/java_2301_\346\233\276\344\275\263\347\202\234_2344310119/Main.java" "b/work/com/java/minxi/java_20240516/java_2301_\346\233\276\344\275\263\347\202\234_2344310119/Main.java"
new file mode 100644
index 0000000000000000000000000000000000000000..5b3205314cae16033504da29071267190b550c3d
--- /dev/null
+++ "b/work/com/java/minxi/java_20240516/java_2301_\346\233\276\344\275\263\347\202\234_2344310119/Main.java"
@@ -0,0 +1,79 @@
+package com.java.minxi.java_20240516.java_2301_曾佳炜_2344310119;
+
+import java.util.ArrayList;
+import java.util.Scanner;
+
+public class Main {
+ public static void main(String[] args) {
+
+ Scanner sc = new Scanner(System.in);
+
+ System.out.println("`Object` 类练习题：");
+ /* 重写 `toString` 方法
+
+ - 创建一个 `Person` 类，包含 `name` 和 `age` 属性。重写 `toString` 方法，
+ 使其返回一个字符串，包含对象的 `name` 和 `age`。 */
+ Person p = new Person();
+ p.setName("张三");
+ p.setAge(27);
+ System.out.println(p);
+ System.out.println("============================");
+
+ /* 使用 `equals` 方法
+
+ - 在 `Person` 类中重写 `equals` 方法，使得可以通过 `name` 和 `age` 属性比较两个 `Person` 对象是否相等。 */
+ Person p1 = new Person();
+ p1.setName("李四");
+ p1.setAge(27);
+ System.out.println(p1);
+ System.out.println("使用equals对比 p 和 p1 两个对象是否相等" + p.equals(p1));
+ System.out.println("============================");
+
+ System.out.println("`Math` 类练习题：");
+
+ /* 绝对值
+
+ - 编写一个程序，接受一个用户输入的数字，然后输出该数字的绝对值。 */
+ System.out.println("请输入一个数，接着系统会输出这个数的绝对值");
+ Integer a = sc.nextInt();
+ System.out.println("绝对值为：" + Math.abs(a));
+ System.out.println("============================");
+
+ /* 最小值和最大值
+
+ - 创建一个方法，接受三个整数作为参数，返回这三个整数中的最小值和最大值。 */
+ System.out.println("请您输入第一个数");
+ int n1 = sc.nextInt();
+ System.out.println("请您输入第二个数");
+ int n2 = sc.nextInt();
+ System.out.println("请您输入第三个数");
+ int n3 = sc.nextInt();
+
+ max_min(n1, n2, n3);
+
+ System.out.println("============================");
+
+
+ /* 四舍五入
+
+ - 编写一个程序，接受一个浮点数作为输入，并将其四舍五入到最近的整数。 */
+ float f = sc.nextFloat();
+
+
+
+
+ }
+
+ private static Integer max_min(Integer number1, Integer number2, Integer number3) {
+ int a = Math.max(number1, number2);
+ int b = Math.max(number2, number3);
+ System.out.println(Math.max(a, b));
+
+ int c = Math.min(number1, number2);
+ int d = Math.min(number2, number3);
+ System.out.println(Math.min(c, d));
+
+ return number1 + number2 + number3;
+ }
+
+}
diff --git "a/work/com/java/minxi/java_20240523/java_2301_\346\233\276\344\275\263\347\202\234_2344310119/JdbcOne.java" "b/work/com/java/minxi/java_20240523/java_2301_\346\233\276\344\275\263\347\202\234_2344310119/JdbcOne.java"
new file mode 100644
index 0000000000000000000000000000000000000000..b3a514b0d1300bf97f17da7bd93c194c4c9dcfa5
--- /dev/null
+++ "b/work/com/java/minxi/java_20240523/java_2301_\346\233\276\344\275\263\347\202\234_2344310119/JdbcOne.java"
@@ -0,0 +1,37 @@
+package com.java.minxi.java_20240523.java_2301_曾佳炜_2344310119;
+import java.sql.*;
+
+import static java.lang.Class.forName;
+public class JdbcOne {
+ public static void main(String[] args)throws Exception {
+
+
+ //1.注册驱动
+ Class.forName("com.mysql.cj.jdbc.Driver");
+ //2.获取连接
+ String url = "jdbc:mysql://127.0.0.1:3306/student?serverTimezone=Asia/Shanghai";
+ String username = "root";
+ String password = "123456";
+ Connection connection = DriverManager.getConnection(url, username, password);
+ //3.编写sql
+ String sql = "select * from student_info";
+ //4.获取执行对象
+ Statement statement = connection.createStatement();
+ //5.执行sql
+ ResultSet resultSet = statement.executeQuery(sql);
+ //6.处理返回值结果
+ while (resultSet.next()) {
+ int id = resultSet.getInt(1);
+ String name = resultSet.getString(2);
+ int age = resultSet.getInt(3);
+ String phone = resultSet.getString(4);
+ String sex = resultSet.getString(5);
+ System.out.println(id + "==>" + name + "==>" + age + "==>" + phone + "==>" + "==>" + sex);
+ }
+ //7.释放资源
+ resultSet.close();
+ statement.close();
+ connection.close();
+ }
+}
+
diff --git "a/work/com/java/minxi/jva_20240530/java_2301_\346\233\276\344\275\263\347\202\234_2344310119/ajin.jsp" "b/work/com/java/minxi/jva_20240530/java_2301_\346\233\276\344\275\263\347\202\234_2344310119/ajin.jsp"
new file mode 100644
index 0000000000000000000000000000000000000000..67a5d61063c57f3da135e3d624d7ce900be2b9e7
--- /dev/null
+++ "b/work/com/java/minxi/jva_20240530/java_2301_\346\233\276\344\275\263\347\202\234_2344310119/ajin.jsp"
@@ -0,0 +1,87 @@
+<%--
+ Created by IntelliJ IDEA.
+ User: 22145
+ Date: 2024/5/31
+ Time: 17:04
+ To change this template use File | Settings | File Templates.
+--%>
+<%@ page contentType="text/html;charset=UTF-8" language="java" %>
+<%----%>
+
+
+ Fine
+
+
+
+ 展示一:
+
+
+ <%!
+
+ public class Ainmal {
+
+ String sleep(int time) {
+ return "一只动物在睡觉";
+ }
+
+ }
+ %>
+ <%
+
+ Ainmal a = new Ainmal();
+ out.println(a.sleep(1));
+
+ %>
+
+
+ <%! public class Cat {
+ private String name;
+ private Integer time;
+
+ String sleep(int time) {
+ return "一只" + this.name + "猫睡觉睡了" + time + "个小时";
+ }
+
+ public String getName() {
+ return name;
+ }
+
+ public void setName(String name) {
+ this.name = name;
+ }
+
+ public Integer getTime() {
+ return time;
+ }
+
+ public void setTime(Integer time) {
+ this.time = time;
+ }
+ }
+ %>
+ <%
+ Cat c = new Cat();
+ c.setName(" 汤姆 ");
+ out.println(c.sleep(8));
+ %>
+
+
+
+ 九九乘法表：
+
+
+ <%
+ for (int i = 1; i <= 9; i++) {
+
+ %>
+
+ <%
+ for (int j = 1; j <= i; j++) {
+ out.print(i + "*" + j + " =" + (i * j) + " ");
+ }
+ out.println();
+ }
+ %>
+
+
+
\ No newline at end of file