Share Given an array of integers, 1 ≤ a[i] ≤ n (n = size of array), some elements appear twice and others appear once. Find all the elements that appe ...
分类：
其他好文 时间：
2020-05-14 11:11:27
阅读次数：
60
有一系列产品的版本，如果其中一个版本错了，则在它之后的都错了。调用API函数 isBadVersion( )找到错误开始的源头，要求尽量少的调用API。Given n = 5, and version = 4 is the first bad version. call isBadVersion(3 ...
分类：
其他好文 时间：
2020-05-14 01:20:55
阅读次数：
66
Description Given two sorted integer arrays A and B, merge B into A as one sorted array. You may assume that A has enough space (size that is greater ...
分类：
其他好文 时间：
2020-05-13 12:04:16
阅读次数：
68
You are given a sorted array consisting of only integers where every element appears exactly twice, except for one element which appears exactly once. ...
分类：
其他好文 时间：
2020-05-13 10:07:23
阅读次数：
62
Given a binary tree, return the vertical order traversal of its nodes' values. (ie, from top to bottom, column by column). If two nodes are in the sam ...
分类：
其他好文 时间：
2020-05-13 09:40:41
阅读次数：
65
package LeetCode_64 /** * 64. Minimum Path Sum * https://leetcode.com/problems/minimum-path-sum/description/ * * Given a m x n grid filled with non-ne ...
分类：
其他好文 时间：
2020-05-13 00:38:52
阅读次数：
62
Given an array of integers arr. We want to select three indices i, j and k where (0 <= i < j <= k < arr.length). Let's define a and b as follows: a = ...
分类：
其他好文 时间：
2020-05-12 09:30:41
阅读次数：
59
Xor Sum AtCoder 2272 Time limit : 2sec / Memory limit : 256MB Score : 600 points Problem Statement You are given a positive integer N. Find the number ...
分类：
其他好文 时间：
2020-05-11 19:09:03
阅读次数：
87
Approach 1: ETAG mechanism This approach is used in SAP CRM Fiori. Suppose user Jerry has opened a given opportunity with ID = 3456 and clicked the Ed ...
分类：
其他好文 时间：
2020-05-11 15:50:10
阅读次数：
72
Formation is very important when taking a group photo. Given the rules of forming K rows with N people as the following: The number of people in each ...
分类：
其他好文 时间：
2020-05-11 15:09:42
阅读次数：
62
