js-practice/src/array/sort-array-by-parity.js

21 lines
366 B
JavaScript

// LeetCode 922. 按奇偶排序数组 II https://leetcode-cn.com/problems/sort-array-by-parity-ii/
export default (arr) => {
arr = arr.sort((a, b) => a - b)
const r = []
let odd = 1
let even = 0
arr.forEach(item => {
if (item % 2 === 1) {
r[odd] = item
odd += 2
} else {
r[even] = item
even += 2
}
})
return r
}