lwgkzl的博客

Cube StackingTime Limit: 2000MS Memory Limit: 30000KTotal Submissions: 24288 Accepted: 8512Case Time Limit: 1000MSDescriptionFarmer John and Betsy are pla

Parity gameTime Limit: 1000MS Memory Limit: 65536KTotal Submissions: 9400 Accepted: 3645DescriptionNow and then you play the following game with your friend. Yo

How Many TablesTime Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 33080    Accepted Submission(s): 16514Problem DescriptionToday is

Farm IrrigationTime Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 10286    Accepted Submission(s): 4523Problem DescriptionBenny has

The SuspectsTime Limit: 1000MS Memory Limit: 20000KTotal Submissions: 41098 Accepted: 19838DescriptionSevere acute respiratory syndrome (SARS), an atypical pneu

Virtual FriendsTime Limit: 4000/2000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 9392    Accepted Submission(s): 2729Problem DescriptionThese days

食物链Time Limit: 1000MS Memory Limit: 10000KB 64bit IO Format: %lld & %lluSubmit StatusDescription动物王国中有三类动物A,B,C，这三类动物的食物链构成了有趣的环形。A吃B， B吃C，C吃A。 现有N个动物，以1－N编号。

The SuspectsTime Limit: 1000MS Memory Limit: 20000KB 64bit IO Format: %lld & %lluSubmit StatusDescriptionSevere acute respiratory syndrome (SARS), an atypical p

题目大意：把一些两个元素组成的化合物按输入次序往车上装，如果会发生爆炸(存在k个简单化合物，正好包含k种元素)，记录，输出不能装车的化合物总数。做法：由于是其中K各简单化合物中包含K个元素，仔细一想就是并查集，把已经出现的点合成一个集合，对于新出现的两个值，如果两个值同时在一个集合中（注意可能不止一个集合），那么在这个集合中就肯定能找到另外几对数值使得他们与这一对数值构成一个环，如现在

Find them, Catch themTime Limit: 1000MS Memory Limit: 10000KTotal Submissions: 43097 Accepted: 13248DescriptionThe police office in Tadu City decides to say end

Zjnu StadiumTime Limit: 2000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 3967    Accepted Submission(s): 1515Problem DescriptionIn 12th Zheji