Given an array with distinct numbers, return an integer indicating the minimum number of swap operations required to sort the array into ascending order. Example 1: Input: [5, 1, 3, 2] Output: 2 Explanation: [5, 1, 3, 2] -> [2, 1, 3, 5] -> [1, 2, 3,…

js & sort array object sort array object in js https://flaviocopes.com/how-to-sort-array-of-objects-by-property-javascript/ let msgs = [ { "senderUid": "6845484", "receiverUid": "6845481", "serialNum":…

[题目] 把一个数组最开始的若干个元素搬到数组的末尾,我们称之为数组的旋转.输入一个排好序的数组的一个旋转,输出旋转数组的最小元素.例如数组{3, 4, 5, 1, 2}为{1, 2, 3, 4, 5}的一个旋转,该数组的最小值为1. [分析] 这道题最直观的解法并不难.从头到尾遍历数组一次,就能找出最小的元素,时间复杂度显然是O(N).但这个思路没有利用输入数组的特性,我们应该能找到更好的解法. 我们容易想到二分查找,其时间复杂度为O(logn).这个问题是否可以运用二分查找呢?答案是肯定的.…

922. Sort Array By Parity II 题目描述 Given an array A of non-negative integers, half of the integers in A are odd, and half of the integers are even. Sort the array so that whenever A[i] is odd, i is odd; and whenever A[i] is even, i is even. You may re…

905. Sort Array By Parity Given an array A of non-negative integers, return an array consisting of all the even elements of A, followed by all the odd elements of A. You may return any answer array that satisfies this condition. Example 1: Input: [3,…

Given an array A of non-negative integers, half of the integers in A are odd, and half of the integers are even. Sort the array so that whenever A[i] is odd, i is odd; and whenever A[i] is even, i is even. You may return any answer array that satisfi…

Given an array A of non-negative integers, half of the integers in A are odd, and half of the integers are even. Sort the array so that whenever A[i] is odd, i is odd; and whenever A[i] is even, i is even. You may return any answer array that satisfi…

package y2019.Algorithm.array; /** * @ProjectName: cutter-point * @Package: y2019.Algorithm.array * @ClassName: SortArrayByParityII * @Author: xiaof * @Description: 922. Sort Array By Parity II * Given an array A of non-negative integers, half of the…

package y2019.Algorithm.array; /** * @ProjectName: cutter-point * @Package: y2019.Algorithm.array * @ClassName: SortArrayByParity * @Author: xiaof * @Description: 905. Sort Array By Parity * Given an array A of non-negative integers, return an array…

Relative Sort Array Given two arrays arr1 and arr2, the elements of arr2 are distinct, and all elements in arr2 are also in arr1. Sort the elements of arr1 such that the relative ordering of items in arr1 are the same as in arr2. Elements that don't…