Friendships Remember Friendships can be complicated. When you want to get to know someone, it helps to talk about things that you have in common. Your friends should not pressure you to do things that make you feel uncomfortable or bad about yourself…

本文解释了在java SDK的demo中与feiendships有关的功能 截图如下: 关注一个用户(需要知道该用户uid) 取消关注一个用户(用户uid) 获取用户粉丝列表(授权用户的screen__ame),最多返回粉丝的30%,上限为500 获取用户粉丝列表(授权用户的uid),最多返回粉丝的30%,上限为500 获取用户粉丝uid列表(授权用户的uid),最多返回粉丝的30%,上限为500 获取用户活跃粉丝列表(授权用户的uid),最多返回粉丝的30%,上限为500 获取用户双向关注的用…

题目链接:https://atcoder.jp/contests/abc131/tasks/abc131_e 题目大意 给定 N 和 K,要求构造有 N 个点,恰有 K 对点,它们的最短距离为 2 的图. 分析 用笔画画就能发现,把 1 号点放中间,其余点连 1 号点就能产生最多对最短距离为 2 的点对. 然后除 1 号点之外的点每连一条线,数目就减少 1. 代码如下 #include <bits/stdc++.h> using namespace std; #define INIT() io…

http://www.richardlord.net/blog/why-use-an-entity-framework Why use an entity system framework for game development?   Following my previous post on entity systems for game development I received a number of good questions from developers. I answered…

Virtual Friends Time Limit: 4000/2000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 8165    Accepted Submission(s): 2345 Problem Description These days, you can do all sorts of things online. For example, you can u…

When I was studying Philosophy at Berkeley, a friend told me that she could tell who was going to be rich and who was not. Fascinating, I thought. But when I asked how, she refused to answer and only said that I would figure it out. So after 20 years…

You Who? Time Limit: 1000MS   Memory Limit: 10000K Total Submissions: 801   Accepted: 273 Description On the first day of first grade at Friendly Elementrary School, it is customary for each student to spend one minute talking to every classmate that…

Parametric Curves and Surfaces eryar@163.com Abstract. This paper is concerned with parametric curves and surfaces definitions, such as singular point and regular point and their application in OpenCascade. The two most common methods of representing…

Rnadom  Teams 题目链接:http://acm.hust.edu.cn/vjudge/contest/view.actioncid=88890#problem/B 题目: Description n participants of the competition were split into m teams in some manner so that each team has at least one participant. After the competition eac…

我们在开发过程中,经常会遇到有些页面不止一个网络请求,有时候需要两个三个甚至更多,这个时候我们就需要队列请求,下边是GET请求的多个请求放在队列里边: NSURL *url = [NSURL URLWithString:@"http://www.baidu.com"]; NSURLRequest *request = [NSURLRequest requestWithURL:url]; AFHTTPRequestOperation *operation1 = [[AFHTTPReque…