Class Solution


  • public class Solution
    extends Object
    344 - Reverse String\. Easy Write a function that reverses a string. The input string is given as an array of characters `s`. You must do this by modifying the input array [in-place](https://en.wikipedia.org/wiki/In-place_algorithm) with `O(1)` extra memory. **Example 1:** **Input:** s = ["h","e","l","l","o"] **Output:** ["o","l","l","e","h"] **Example 2:** **Input:** s = ["H","a","n","n","a","h"] **Output:** ["h","a","n","n","a","H"] **Constraints:** * 1 <= s.length <= 105 * `s[i]` is a [printable ascii character](https://en.wikipedia.org/wiki/ASCII#Printable_characters).
    • Constructor Detail

      • Solution

        public Solution()
    • Method Detail

      • reverseString

        public void reverseString​(char[] s)