Leetcode里面关于字符串的一些问题,描述如下: Given an input string, reverse the string word by word. For example,Given s = "the sky is blue",return "blue is sky the". Update (2015-02-12):For C programmers: Try to solve it inO(1) space. click to show cla
Given two integers L and R, find the count of numbers in the range [L, R] (inclusive) having a prime number of set bits in their binary representation. (Recall that the number of set bits an integer has is the number of 1s present when written in bin
We are given a list schedule of employees, which represents the working time for each employee. Each employee has a list of non-overlapping Intervals, and these intervals are in sorted order. Return the list of finite intervals representing common, p
2018-09-12,第一次对OpenCV PR成功 https://github.com/opencv/opencv/pull/12206 <find innercircle of contour by using pointPolygonTest> 总的来说,参加PR绝对是一件消耗时间精力(特别对于新手),同时收获非常巨大的事情.下面,分几个方面对这次工作进行总结. 一.价值和收益 1.获得名誉.结交高手 这是隐性的收获,但却是绝对重要的收获.在