BJTU Summer Training 2017 Lecture 2 Practice - Essential Data Structure and Practical STL

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ID	Origin	Title
Problem A	UVA 11462	Age Sort
Problem B	UVA 11078	Open Credit System
Problem C	UVA 11549	Calculator Conundrum
Problem D	UVA 11550	Demanding Dilemma
Problem E	UVA 11995	I Can Guess the Data Structure!
Problem F	UVA 11991	Easy Problem from Rujia Liu?
Problem G	UVA 11997	K Smallest Sums
Problem H	UVA 11988	Broken Keyboard (a.k.a. Beiju Text)
Problem I	UVA 11987	Almost Union-Find
Problem J	CodeForces 500B	New Year Permutation

第四题放错啦，可以不做。
你们不要都抄书呀！
并查集请在这里学习 http://blog.csdn.net/dm_vincent/article/details/7655764 ，其余部分见课件。

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