随笔分类 -  codefores水题

上一页 1 2 3 下一页
Codeforces-B-Divisors of Two Integers(思维技巧)
摘要：Recently you have received two positive integer numbers xx and yy. You forgot them, but you remembered a shuffled list containing all ... 阅读全文
posted @ 2019-01-24 11:53 black_hole6 阅读(243) 评论(0) 推荐(0)
Codeforce-A-Two distinct points(暴力)
摘要：outputstandard outputYou are given two segments [l1;r1][l1;r1] and [l2;r2][l2;r2] on the xx-axis. It is guaranteed that l1#include#inc... 阅读全文
posted @ 2019-01-24 11:49 black_hole6 阅读(292) 评论(0) 推荐(0)
Codeforces-C-Grid game(思维)
摘要：You are given a 4x4 grid. You play a game — there is a sequence of tiles, each of them is either 2x1 or 1x2. Your task is to consequen... 阅读全文
posted @ 2019-01-23 13:06 black_hole6 阅读(214) 评论(0) 推荐(0)
Codeforces-B-Game with string(模拟栈)
摘要：Two people are playing a game with a string ss, consisting of lowercase latin letters.On a player's turn, he should choose two consecu... 阅读全文
posted @ 2019-01-23 13:00 black_hole6 阅读(354) 评论(0) 推荐(0)
CodeForces-Zuhair and Strings（思维+枚举）
摘要：Given a string ss of length nn and integer kk (1≤k≤n1≤k≤n). The string ss has a level xx, if xx is largest non-negative integer, such ... 阅读全文
posted @ 2019-01-21 10:43 black_hole6 阅读(288) 评论(0) 推荐(0)
Codeforces-Salem and Sticks(枚举+思维)
摘要：Salem gave you nn sticks with integer positive lengths a1,a2,…,ana1,a2,…,an.For every stick, you can change its length to any other po... 阅读全文
posted @ 2019-01-21 10:40 black_hole6 阅读(177) 评论(0) 推荐(0)
CodeForces - 476B -Dreamoon and WiFi（DFS+概率思维）
摘要：Dreamoon is standing at the position 0 on a number line. Drazil is sending a list of commands through Wi-Fi to Dreamoon's smartphone a... 阅读全文
posted @ 2019-01-19 17:02 black_hole6 阅读(331) 评论(0) 推荐(0)
CodeForces - 593A -2Char（思维+暴力枚举）
摘要：Andrew often reads articles in his favorite magazine 2Char. The main feature of these articles is that each of them uses at most two d... 阅读全文
posted @ 2019-01-19 12:14 black_hole6 阅读(153) 评论(0) 推荐(0)
Codeforces Round #532 (Div. 2)- C（公式计算）
摘要：NN is an experienced internet user and that means he spends a lot of time on the social media. Once he found the following image on th... 阅读全文
posted @ 2019-01-14 23:11 black_hole6 阅读(187) 评论(0) 推荐(0)
Codeforces Round #532 (Div. 2)- B（思维）
摘要：Arkady coordinates rounds on some not really famous competitive programming platform. Each round features nn problems of distinct diff... 阅读全文
posted @ 2019-01-14 23:07 black_hole6 阅读(195) 评论(0) 推荐(0)
Codeforces Round #532 (Div. 2)- A（思维）
摘要：This morning, Roman woke up and opened the browser with nn opened tabs numbered from 11 to nn. There are two kinds of tabs: those with... 阅读全文
posted @ 2019-01-14 23:04 black_hole6 阅读(200) 评论(0) 推荐(0)
Codeforces Round #529 -C- Powers Of Two（二进制拆分）
摘要：A positive integer xx is called a power of two if it can be represented as x=2yx=2y, where yy is a non-negative integer. So, the power... 阅读全文
posted @ 2018-12-28 16:31 black_hole6 阅读(366) 评论(0) 推荐(0)
CodeForces - 581B-Luxurious Houses
摘要：The capital of Berland has n multifloor buildings. The architect who built up the capital was very creative, so all the houses were bu... 阅读全文
posted @ 2018-12-27 20:50 black_hole6 阅读(161) 评论(0) 推荐(0)
Codeforces Round #528-A. Right-Left Cipher(字符串模拟）
摘要：time limit per test1 secondmemory limit per test256 megabytesinputstandard inputoutputstandard outputPolycarp loves ciphers. He has in... 阅读全文
posted @ 2018-12-24 09:34 black_hole6 阅读(288) 评论(0) 推荐(0)
CodeForces - 508B-Anton and currency you all know
摘要：Berland, 2016. The exchange rate of currency you all know against the burle has increased so much that to simplify the calculations, i... 阅读全文
posted @ 2018-12-22 00:15 black_hole6 阅读(234) 评论(0) 推荐(0)
CodeForces - 507B - Amr and Pins（计算几何）
摘要：Amr loves Geometry. One day he came up with a very interesting problem.Amr has a circle of radius r and center in point (x, y). He wan... 阅读全文
posted @ 2018-12-21 23:05 black_hole6 阅读(194) 评论(0) 推荐(0)
CodeForces - 361A-Levko and Table （思维）
摘要：Levko loves tables that consist of n rows and n columns very much. He especially loves beautiful tables. A table is beautiful to Levko... 阅读全文
posted @ 2018-12-21 17:52 black_hole6 阅读(238) 评论(0) 推荐(0)
CodeForces - 894A-QAQ（思维）
摘要："QAQ" is a word to denote an expression of crying. Imagine "Q" as eyes with tears and "A" as a mouth.Now Diamond has given Bort a stri... 阅读全文
posted @ 2018-12-21 17:25 black_hole6 阅读(455) 评论(0) 推荐(0)
CodeForces - 287B-Pipeline（二分）
摘要：Vova, the Ultimate Thule new shaman, wants to build a pipeline. As there are exactly n houses in Ultimate Thule, Vova wants the city t... 阅读全文
posted @ 2018-12-20 16:24 black_hole6 阅读(179) 评论(0) 推荐(0)
CodeForces - 500A-New Year Transportation（模拟）
摘要：New Year is coming in Line World! In this world, there are n cells numbered by integers from 1 to n, as a 1 × n board. People live in ... 阅读全文
posted @ 2018-12-20 15:56 black_hole6 阅读(128) 评论(0) 推荐(0)

上一页 1 2 3 下一页