[922] 按奇偶排序数组 II

/*
 * @lc app=leetcode.cn id=922 lang=javascript
 *
 * [922] 按奇偶排序数组 II
 */

// @lc code=start
/**
 * @param {number[]} nums
 * @return {number[]}
 */
var sortArrayByParityII = function (nums) {
  let j = 1
  for (let i = 0; i < nums.length; i += 2) {
    if (nums[i] % 2 === 1) {
      //判断当前i是不是奇数，循环到j是偶数进行交换
      while (nums[j] % 2 === 1 && j < nums.length) {
        j += 2
      }
      ;[nums[i], nums[j]] = [nums[j], nums[i]]
    }
  }
  return nums
}
// @lc code=end