diff --git a/命令历史记录类 b/命令历史记录类
new file mode 100644
index 0000000..67230cc
--- /dev/null
+++ b/命令历史记录类
@@ -0,0 +1,24 @@
+import java.util.ArrayList;
+import java.util.List;
+
+public class HistoryCommand {
+    // 用List保存所有输入过的命令
+    private List<String> cmdList;
+
+    public HistoryCommand() {
+        cmdList = new ArrayList<>();
+    }
+
+    // 添加命令到历史
+    public void addCommand(String cmd) {
+        cmdList.add(cmd);
+    }
+
+    // 打印全部历史命令
+    public void showHistory() {
+        System.out.println("===== 命令历史记录 =====");
+        for (int i = 0; i < cmdList.size(); i++) {
+            System.out.println((i+1) + ". " + cmdList.get(i));
+        }
+    }
+}
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