
Wiki Bit manipulation is the act of algorithmically manipulating bits or other pieces o...
概念 什么是快排? 快速排序由C. A. R. Hoare在1962年提出纳击。它的基本思想是:通過一趟排序?qū)⒁判虻臄?shù)據(jù)分割成獨(dú)立的兩部分续扔,其中一部分的所有數(shù)據(jù)都比另外一部分的...
Given n points on a 2D plane, find the maximum number of points that lie on the same st...
Write an algorithm to determine if a number is "happy".A happy number is a number defin...
Three similar questions. Given an array of integers, find if the array contains any dup...
Given a string, find the length of the longest substring T that contains at most k dist...