Meek

摘要： D. Maximum ValueYou are given a sequenceaconsisting ofnintegers. Find the maximum possible value of(integer remainder ofaidivided byaj), where1 ≤ i, j... 阅读全文

摘要： A. BitsLet's denote asthe number of bits set ('1' bits) in the binary representation of the non-negative integerx.You are given multiple queries consi... 阅读全文

摘要： BZOJ 1026: [SCOI2009]windy数：题目链接：http://www.lydsy.com/JudgeOnline/problem.php?id=1026 dp[11][11][2]：dep,pre,f 要求的性质就是相邻数字差至少是2。 递归函数的状态设计如下... 阅读全文

摘要： DZY Loves Topological SortingProblem DescriptionA topological sort or topological ordering of a directed graph is a linear ordering of its vertices su... 阅读全文

摘要： D. Super MAri the monster is not an ordinary monster. She is the hidden identity of Super M, the Byteforces’ superhero. Byteforces is a country that c... 阅读全文

摘要： Removed IntervalProblem DescriptionGiven a sequence of numbers A=a1,a2,…,aN, a subsequence b1,b2,…,bk of A is referred as increasing if b1using namesp... 阅读全文

摘要： 1787: [Ahoi2008]Meet 紧急集合DescriptionInputOutputSample Input6 4 1 2 2 3 2 4 4 5 5 6 4 5 6 6 3 1 2 4 4 6 6 6 Sample Output 5 2 2 5 4 1 6 0 HINT题解：求出两两lc... 阅读全文

摘要： B. Pasha and PhonePasha has recently bought a new phonejPagerand started adding his friends' phone numbers there. Each phone number consists of exactl... 阅读全文

摘要： D. Max and BikeFor months Maxim has been coming to work on his favorite bicycle. And quite recently he decided that he is ready to take part in a cycl... 阅读全文

摘要： E. LIS of SequenceThe next "Data Structures and Algorithms" lesson will be about Longest Increasing Subsequence (LIS for short) of a sequence. For bet... 阅读全文