Given a positive integer `N`, how many ways can we write it as a sum of consecutive positive integers? Example 1: Example 2: Example ...
Write a SQL query to find all numbers that appear at least three times consecutively. For example, given the aboveLogstable, is the only number that appears consecutively for at least three times. 這道 ...
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Given a positive integer `N`, how many ways can we write it as a sum of consecutive positive integers? Example 1: Example 2: Example ...
Given an unsorted array of integers, find the length of the longest consecutive elements sequence. Your algorithm should run in O(n) complexity. ...
Given a binary array, find the maximum number of consecutive 1s in this array if you can flip at most one 0. Example 1: Note: The input ...
Given a binary array, find the maximum number of consecutive 1s in this array. Example 1: Note: The input array will only contain ...
Given a 01 matrix M, find the longest line of consecutive one in the matrix. The line could be horizontal, vertical, diagonal or anti-diagonal. ...
問題 給出一個未排序的整數數組,找出最長的連續元素序列的長度。 如: 給出[100, 4, 200, 1, 3, 2], 最長的連續元素序列是[1, 2, 3, 4]。返回它的長度:4。 你的算法必須有O(n)的時間復雜度。 初始思路 要找連續的元素,第一反應一般是先把數組排序 ...
A self-dividing number is a number that is divisible by every digit it contains. For example, 12 ...
Given an integer n, return 1 - n in lexicographical order. For example, given 13, return: [1,10, ...