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2266: number
摘要：2266: number时间限制: 1 Sec 内存限制: 128 MB提交: 76 解决: 31[提交][状态][讨论版][命题人:admin]题目描述某人刚学习了数位DP，他在某天忽然思考如下问题：给定n，问有多少数对满足： x, y∈[1, n], x ... 阅读全文
posted @ 2018-04-24 20:13 _大美 阅读(182) 评论(0) 推荐(0)
CodeForces - 907B Tic-Tac-Toe
摘要：Two bears are playing tic-tac-toe via mail. It's boring for them to play usual tic-tac-toe game, so they are a playing modified versio... 阅读全文
posted @ 2018-04-01 21:12 _大美 阅读(261) 评论(0) 推荐(0)
Codeforces Round #282 (Div. 1) A. Treasure
摘要：A. Treasuretime limit per test2 secondsmemory limit per test256 megabytesinputstandard inputoutputstandard outputMalek has recently fo... 阅读全文
posted @ 2018-03-30 21:24 _大美 阅读(156) 评论(0) 推荐(0)
Codeforces Round #469 (Div. 2)
摘要：C. Zebrastime limit per test1 secondmemory limit per test512 megabytesinputstandard inputoutputstandard outputOleg writes down the his... 阅读全文
posted @ 2018-03-12 20:37 _大美 阅读(159) 评论(0) 推荐(0)
codeforces-913C Party Lemonade
摘要：C. Party Lemonadetime limit per test1 secondmemory limit per test256 megabytesinputstandard inputoutputstandard outputA New Year party... 阅读全文
posted @ 2018-01-16 21:01 _大美 阅读(437) 评论(0) 推荐(0)
codeforces 701BCells Not Under Attack
摘要：B. Cells Not Under Attacktime limit per test2 secondsmemory limit per test256 megabytesinputstandard inputoutputstandard outputVasya h... 阅读全文
posted @ 2018-01-11 08:28 _大美 阅读(187) 评论(0) 推荐(0)
codeforces-551C GukiZ hates Boxes
摘要：GukiZ hates BoxesProfessor GukiZ is concerned about making his way to school, because massive piles of boxes are blocking his way.In t... 阅读全文
posted @ 2017-12-03 14:11 _大美 阅读(208) 评论(0) 推荐(0)
CodeForces - 858A k-rounding
摘要：k-roundingFor a given positive integer n denote its k-rounding as the minimum positive integer x, such that x ends with k or more zero... 阅读全文
posted @ 2017-12-03 10:46 _大美 阅读(211) 评论(0) 推荐(0)
codeforces-894C Marco and GCD Sequence
摘要：C. Marco and GCD Sequencetime limit per test1 secondmemory limit per test256 megabytesinputstandard inputoutputstandard outputIn a dre... 阅读全文
posted @ 2017-12-03 10:09 _大美 阅读(151) 评论(0) 推荐(0)
codeforces-892B Wrath
摘要：Wrathtime limit per test2 secondsmemory limit per test256 megabytesinputstandard inputoutputstandard outputHands that shed innocent bl... 阅读全文
posted @ 2017-12-02 21:39 _大美 阅读(210) 评论(0) 推荐(0)
codeforces-894B Ralph And His Magic Field
摘要：B. Ralph And His Magic Fieldtime limit per test1 secondmemory limit per test256 megabytesinputstandard inputoutputstandard outputRalph... 阅读全文
posted @ 2017-12-02 21:34 _大美 阅读(202) 评论(0) 推荐(0)
CodeForces - 890A ACM ICPC
摘要：ACM ICPCIn a small but very proud high school it was decided to win ACM ICPC. This goal requires to compose as many teams of three as ... 阅读全文
posted @ 2017-12-02 21:17 _大美 阅读(197) 评论(0) 推荐(0)
CodeForces - 848A From Y to Y
摘要：From Y to Y From beginning till end, this message has been waiting to be conveyed.For a given unordered multiset of n lowercase Englis... 阅读全文
posted @ 2017-12-02 21:10 _大美 阅读(196) 评论(0) 推荐(0)
CodeForces - 847A Union of Doubly Linked Lists
摘要：Union of Doubly Linked ListsDoubly linked list is one of the fundamental data structures. A doubly linked list is a sequence of elemen... 阅读全文
posted @ 2017-12-02 20:59 _大美 阅读(182) 评论(0) 推荐(0)
CodeForces - 845C Two TVs 贪心
摘要：Two TVsPolycarp is a great fan of television.He wrote down all the TV programs he is interested in for today. His list contains n sho... 阅读全文
posted @ 2017-12-02 20:55 _大美 阅读(281) 评论(0) 推荐(0)
codeforces 888C K-Dominant Character
摘要：C. K-Dominant Charactertime limit per test2 secondsmemory limit per test256 megabytesinputstandard inputoutputstandard outputYou are g... 阅读全文
posted @ 2017-11-15 11:14 _大美 阅读(192) 评论(0) 推荐(0)
CodeForces - 845B Luba And The Ticket
摘要：Luba And The TicketLuba has a ticket consisting of 6 digits. In one move she can choose digit in any position and replace it with arbi... 阅读全文
posted @ 2017-11-14 21:36 _大美 阅读(293) 评论(0) 推荐(0)
CodeForces - 850A Five Dimensional Points
摘要：Five Dimensional PointsYou are given set of n points in 5-dimensional space. The points are labeled from 1 to n. No two points coinci... 阅读全文
posted @ 2017-11-13 10:46 _大美 阅读(182) 评论(0) 推荐(0)
CodeForces - 851B Arpa and an exam about geometry
摘要：Arpa and an exam about geometryArpa is taking a geometry exam. Here is the last problem of the exam.You are given three points a, b, ... 阅读全文
posted @ 2017-11-13 10:35 _大美 阅读(159) 评论(0) 推荐(0)
CodeForces - 853A Planning
摘要：Planning Helen works in Metropolis airport. She is responsible for creating a departure schedule. There are n flights that must depart... 阅读全文
posted @ 2017-11-13 10:18 _大美 阅读(191) 评论(0) 推荐(0)

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