Create 344. Reverse String.py

Author: xulzee

344. Reverse String.py

@@ -0,0 +1,29 @@
+# -*- coding: utf-8 -*-
+# @Time    : 2019/2/28 9:57
+# @Author  : xulzee
+# @Email   : [email protected]
+# @File    : 344. Reverse String.py
+# @Software: PyCharm
+from typing import List
+
+
+class Solution:
+    def reverseString1(self, s: List[str]) -> None:
+        """
+        Do not return anything, modify s in-place instead.
+        """
+        s.reverse()
+
+    def reverseString(self, s: List[str]) -> None:
+        """
+        Do not return anything, modify s in-place instead.
+        """
+        l = len(s)
+        for i in range((l - 1) // 2 + 1):
+            s[i], s[l - i - 1] = s[l - i - 1], s[i]
+
+
+if __name__ == '__main__':
+    A = [2, 7, 11, 15]
+    Solution().reverseString(A)
+    print(A)