/*
 * @lc app=leetcode.cn id=344 lang=javascript
 *
 * [344] 反转字符串
 */

// @lc code=start
/**
 * @param {character[]} s
 * @return {void} Do not return anything, modify s in-place instead.
 */
var reverseString = function (s) {
  let L = 0;
  let R = s.length - 1;
  while (L <= R) {
    let temp = s[L];
    s[L] = s[R];
    s[R] = temp;
    L++;
    R--;
  }
  return s;
};
// @lc code=end