diff --git a/GuessNumberGame/.gitignore b/GuessNumberGame/.gitignore
new file mode 100644
index 0000000..f68d109
--- /dev/null
+++ b/GuessNumberGame/.gitignore
@@ -0,0 +1,29 @@
+### IntelliJ IDEA ###
+out/
+!**/src/main/**/out/
+!**/src/test/**/out/
+
+### Eclipse ###
+.apt_generated
+.classpath
+.factorypath
+.project
+.settings
+.springBeans
+.sts4-cache
+bin/
+!**/src/main/**/bin/
+!**/src/test/**/bin/
+
+### NetBeans ###
+/nbproject/private/
+/nbbuild/
+/dist/
+/nbdist/
+/.nb-gradle/
+
+### VS Code ###
+.vscode/
+
+### Mac OS ###
+.DS_Store
\ No newline at end of file
diff --git a/GuessNumberGame/.idea/.gitignore b/GuessNumberGame/.idea/.gitignore
new file mode 100644
index 0000000..35410ca
--- /dev/null
+++ b/GuessNumberGame/.idea/.gitignore
@@ -0,0 +1,8 @@
+# 默认忽略的文件
+/shelf/
+/workspace.xml
+# 基于编辑器的 HTTP 客户端请求
+/httpRequests/
+# Datasource local storage ignored files
+/dataSources/
+/dataSources.local.xml
diff --git a/GuessNumberGame/.idea/misc.xml b/GuessNumberGame/.idea/misc.xml
new file mode 100644
index 0000000..7d862fb
--- /dev/null
+++ b/GuessNumberGame/.idea/misc.xml
@@ -0,0 +1,6 @@
+
+
+
+
+
+
\ No newline at end of file
diff --git a/GuessNumberGame/.idea/modules.xml b/GuessNumberGame/.idea/modules.xml
new file mode 100644
index 0000000..603d00c
--- /dev/null
+++ b/GuessNumberGame/.idea/modules.xml
@@ -0,0 +1,8 @@
+
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/GuessNumberGame/.idea/vcs.xml b/GuessNumberGame/.idea/vcs.xml
new file mode 100644
index 0000000..6c0b863
--- /dev/null
+++ b/GuessNumberGame/.idea/vcs.xml
@@ -0,0 +1,6 @@
+
+
+
+
+
+
\ No newline at end of file
diff --git a/GuessNumberGame/GuessNumberGame.iml b/GuessNumberGame/GuessNumberGame.iml
new file mode 100644
index 0000000..c90834f
--- /dev/null
+++ b/GuessNumberGame/GuessNumberGame.iml
@@ -0,0 +1,11 @@
+
+
+
+
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/GuessNumberGame/src/Main.java b/GuessNumberGame/src/Main.java
new file mode 100644
index 0000000..d79a460
--- /dev/null
+++ b/GuessNumberGame/src/Main.java
@@ -0,0 +1,72 @@
+import java.util.Random;
+import java.util.Scanner;
+
+public class Main {
+ public static void main(String[] args) {
+ Random random = new Random();
+ Scanner scanner = new Scanner(System.in);
+
+ // 外层循环：允许用户多次玩游戏
+ while (true) {
+ // 游戏开始提示
+ System.out.println("欢迎来到猜数字游戏！");
+ System.out.println("请选择游戏难度：");
+ System.out.println("1. 简单模式（最多100次猜测）");
+ System.out.println("2. 中等模式（最多10次猜测）");
+ System.out.println("3. 困难模式（最多5次猜测）");
+
+ // 获取用户选择的难度
+ int difficulty = 0;
+ while (difficulty < 1 || difficulty > 3) {
+ System.out.print("请输入难度（1/2/3）: ");
+ difficulty = scanner.nextInt();
+ if (difficulty < 1 || difficulty > 3) {
+ System.out.println("无效输入，请重新选择！");
+ }
+ }
+
+ // 根据难度设置最大猜测次数
+ int maxTries = 100; // 默认为简单模式（最多100次）
+ if (difficulty == 2) {
+ maxTries = 10;
+ } else if (difficulty == 3) {
+ maxTries = 5;
+ }
+
+ // 生成随机数
+ int numberToGuess = random.nextInt(100) + 1; // 生成1到100之间的随机数
+
+ System.out.println("我已经想好了一个1到100之间的数字。");
+
+ // 开始游戏循环
+ for (int numberOfTries = 0; numberOfTries < maxTries; numberOfTries++) {
+ System.out.print("请输入你的猜测: ");
+ int guess = scanner.nextInt();
+
+ if (guess < numberToGuess) {
+ System.out.println("太小了，再试一次！");
+ } else if (guess > numberToGuess) {
+ System.out.println("太大了，再试一次！");
+ } else {
+ System.out.println("恭喜你，猜对了！你总共猜了 " + (numberOfTries + 1) + " 次。");
+ break; // 猜中后退出当前游戏循环
+ }
+
+ // 如果达到最大猜测次数且未猜中
+ if (numberOfTries == maxTries - 1) {
+ System.out.println("很遗憾，你已经用完了所有猜测机会。正确答案是：" + numberToGuess);
+ }
+ }
+
+ // 询问用户是否继续游戏
+ System.out.print("是否继续游戏？(y/n): ");
+ String continueChoice = scanner.next().toLowerCase();
+ if (!continueChoice.equals("y")) {
+ System.out.println("感谢游玩，再见！");
+ break; // 用户选择不继续时退出外层循环
+ }
+ }
+
+ scanner.close();
+ }
+}
\ No newline at end of file