[Backbone]Make Backbone Better With Extensions,backboneextensionsBackbone is becoming wildly popular as a web application development framework. Along with this popularity comes countless extensions and plugins to enhance the power of the
POJ 2536 Gopher II(二分圖的最大匹配),poj2536題目連結:http://poj.org/problem?id=2536題意:已知有n只老鼠的座標,m個洞的座標,老鼠的移動速度為V,S秒以後有一隻老鷹要吃老鼠,問有多少個老鼠被吃。很明晰,二分匹配,老鼠為X集合,洞為Y集合思路:計算當前老鼠 Xi 到達洞 Yi 的時間(dis/v),如果小於S的話,則Xi與Yi聯通,被吃的老鼠數 = n - 最大匹配數#include <iostream>#include
HDU 2444 The Accomodation of Students(判斷是否是二分圖),hduaccomodation題目連結題意:n個學生,m對關係,每一對互相認識的能住一個房間。問否把這些學生分成兩組,要求每組的學生都互不認識。求最多需要多少個房間。是否能分成兩組?也就是說判斷是不是二分圖,判斷二分圖的辦法,用染色法把初始點染成黑色,然後與之相連的染成白色,重複,使路徑黑白相間,如果當前點的顏色和與他相連點的顏色相同時,則說明這個圖不是二分圖求最多需要多少個房間?也就是求最大匹配數。
POJ 3087 Shuffle'm Up(類比退火),poj3087DescriptionA common pastime for poker players at a poker table is to shuffle stacks of chips. Shuffling chips is performed by starting with two stacks of poker chips, S1 and S2, each stack
LightOJ 1038 Race to 1 Again 期望 記憶化dp,lightoj1038題目連結:點擊開啟連結1038 - Race to 1 AgainPDF (English)StatisticsForumTime Limit: 2 second(s)Memory Limit: 32 MBRimi learned a new thing about integers, which is - any positive integer greater