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Digit Division Time limit: 1 s Memory limit: 512 MiB We are given a sequence of n decimal digits. The sequence needs to be partitioned into one or mor 阅读全文
posted @ 2017-08-28 20:20
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Sleep Buddies time limit per test 2.0 s memory limit per test 256 MB input standard input output standard output Sleep Buddies time limit per test 2.0 阅读全文
posted @ 2017-08-27 09:16
happy_codes
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Reverse and Compare Time limit : 2sec / Memory limit : 256MB Score : 500 points Problem Statement You have a string A=A1A2…An consisting of lowercase 阅读全文
posted @ 2017-08-27 08:12
happy_codes
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1536 不一样的猜数游戏 题目来源： CodeForces 基准时间限制：1 秒 空间限制：131072 KB 分值: 20 难度：3级算法题 1536 不一样的猜数游戏 题目来源： CodeForces 基准时间限制：1 秒 空间限制：131072 KB 分值: 20 难度：3级算法题 1536 阅读全文
posted @ 2017-08-25 14:11
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Genealogical tree Time Limit: 1000MS Memory Limit: 65536KTotal Submissions: 6032 Accepted: 3973 Special Judge Description The system of Martians' bloo 阅读全文
posted @ 2017-08-23 20:25
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FFF at Valentine Time Limit: 6000/3000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others)Total Submission(s): 730 Accepted Submission(s): 359 阅读全文
posted @ 2017-08-23 17:30
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#1560 : H国的身份证号码II #1560 : H国的身份证号码II 时间限制:10000ms 单点时限:1000ms 内存限制:256MB 描述 H国的身份证号码是一个N位的正整数(首位不能是0)。此外，由于防伪需要，一个N位正整数是合法的身份证号码当且仅当每位数字都小于等于K，并且任意相邻 阅读全文
posted @ 2017-08-21 11:04
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Time Limit: 8000/4000 MS (Java/Others) Memory Limit: 256000/256000 K (Java/Others)Total Submission(s): 662 Accepted Submission(s): 351 Problem Descrip 阅读全文
posted @ 2017-08-20 22:55
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A Secret Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 256000/256000 K (Java/Others)Total Submission(s): 830 Accepted Submission(s): 323 Proble 阅读全文
posted @ 2017-08-20 11:13
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Travel The country frog lives in has nn towns which are conveniently numbered by 1,2,…,n1,2,…,n. Among n(n−1)2n(n−1)2 pairs of towns, mm of them are c 阅读全文
posted @ 2017-08-18 21:58
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Censor frog is now a editor to censor so-called sensitive words (敏感词). She has a long text pp. Her job is relatively simple -- just to find the first 阅读全文
posted @ 2017-08-17 21:34
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Carries frog has nn integers a1,a2,…,ana1,a2,…,an, and she wants to add them pairwise. Unfortunately, frog is somehow afraid of carries (进位). She defi 阅读全文
posted @ 2017-08-17 21:25
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K-th Number Description You are working for Macrohard company in data structures department. After failing your previous task about key insertion you 阅读全文
posted @ 2017-08-15 22:03
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#1552 : 缺失的拼图 #1552 : 缺失的拼图 时间限制:10000ms 单点时限:1000ms 内存限制:256MB 描述 小Hi在玩一个拼图游戏。如下图所示，整个拼图是由N块小矩形组成的大矩形。现在小Hi发现其中一块小矩形不见了。给定大矩形以及N-1个小矩形的顶点坐标，你能找出缺失的那块 阅读全文
posted @ 2017-08-14 20:29
happy_codes
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题目2 : 合并子目录 题目2 : 合并子目录 时间限制:10000ms 单点时限:1000ms 内存限制:256MB 描述 小Hi的电脑的文件系统中一共有N个文件，例如： /hihocoder/offer22/solutions/p1 /hihocoder/challenge30/p1/test 阅读全文
posted @ 2017-08-14 10:40
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1809: Parenthesis Time Limit: 5 Sec Memory Limit: 128 Mb Submitted: 2291 Solved: 622 Description Bobo has a balanced parenthesis sequence P=p1 p2…pn o 阅读全文
posted @ 2017-08-14 10:06
happy_codes
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1808: 地铁 Time Limit: 5 Sec Memory Limit: 128 Mb Submitted: 1466 Solved: 350 Description Bobo 居住在大城市 ICPCCamp。 ICPCCamp 有 n 个地铁站，用 1,2,…,n 编号。 m 段双向的地铁 阅读全文
posted @ 2017-08-14 09:48
happy_codes
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1804: 有向无环图 Time Limit: 5 Sec Memory Limit: 128 Mb Submitted: 751 Solved: 313 Description Bobo 有一个 n 个点，m 条边的有向无环图（即对于任意点 v，不存在从点 v 开始、点 v 结束的路径）。 为了方 阅读全文
posted @ 2017-08-13 21:34
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1968: Permutation Descent Counts Submit Page Summary Time Limit: 1 Sec Memory Limit: 128 Mb Submitted: 123 Solved: 96 Description Given a positive int 阅读全文
posted @ 2017-08-11 13:43
happy_codes
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Rikka with Subset Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others)Total Submission(s): 1442 Accepted Submission(s): 72 阅读全文
posted @ 2017-08-10 23:11
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