摘要:
链接: https://vjudge.net/contest/308446 problem/C 题意: Chika gives you an integer sequence a1,a2,…,an and m tasks. For each task, you need to answer the 阅读全文
摘要:
链接: https://vjudge.net/problem/SPOJ DQUERY 题意: 找n个数中无修改的区间不同数个数 思路: 莫队算法,第一次写,很奇怪,代码很好写,分块之后来回跳。 代码: c++ include include include include include inclu 阅读全文
摘要:
链接: https://vjudge.net/problem/HDU 6278 题意: The h index of an author is the largest h where he has at least h papers with citations not less than h. B 阅读全文
摘要:
链接: https://vjudge.net/problem/POJ 1523 author=0 题意: Consider the two networks shown below. Assuming that data moves around these networks only betwee 阅读全文
摘要:
链接: https://vjudge.net/problem/POJ 2762 题意: In order to make their sons brave, Jiajia and Wind take them to a big cave. The cave has n rooms, and one 阅读全文
摘要:
链接: https://vjudge.net/problem/POJ 2553 题意: We will use the following (standard) definitions from graph theory. Let V be a nonempty and finite set, it 阅读全文