From 81dfc3e71e3e1e99c35d01607c45f32c3be4c76c Mon Sep 17 00:00:00 2001
From: Hole83 <mxfgg@hotmail.com>
Date: Wed, 12 Aug 2026 13:20:30 +0800
Subject: [PATCH] =?UTF-8?q?feat:=20=E6=96=B0=E5=A2=9E=E5=AD=97=E7=AC=A6?=
 =?UTF-8?q?=E4=B8=B2=E5=8F=8D=E8=BD=AC=E5=8A=9F=E8=83=BD?=
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---
 main.py | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/main.py b/main.py
index b260039..9c064f8 100644
--- a/main.py
+++ b/main.py
@@ -73,6 +73,19 @@ def fib(n):
     return seq
 
 
+
+def reverse(s):
+    """返回字符串反转结果。"""
+    return s[::-1]
+
+
+
+
+
+
+
+
+
 def main():
     """命令行入口，通过子命令调用各功能。"""
     parser = argparse.ArgumentParser(description="GitHub 学习工具箱")
@@ -93,6 +106,10 @@ def main():
     p_fib = sub.add_parser("fib", help="斐波那契数列")
     p_fib.add_argument("n", type=int, help="项数")
 
+    p_rev = sub.add_parser("reverse", help="字符串反转")
+    p_rev.add_argument("text", help="要反转的文本")
+
+
     args = parser.parse_args()
 
     if args.cmd == "calc":
@@ -109,6 +126,11 @@ def main():
     elif args.cmd == "fib":
         print(fib(args.n))
 
+    elif args.cmd == "reverse":
+        print(reverse(args.text))
+
+        
+
 
 if __name__ == "__main__":
     main()