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Boring Counting Time Limit: 3000MS Memory Limit: 65536KB Submit Statistic Discuss Problem Description In this problem you are given a number sequence 阅读全文
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Super Mario Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 5101 Accepted Submission(s): 2339 Pr 阅读全文
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[1525] Cow Xor 时间限制: 2000 ms 内存限制: 65535 K 问题描述 农民约翰在喂奶牛的时候被另一个问题卡住了。他的所有N(1 <= N <= 100,000)个奶牛在他面前排成一行(按序号1..N的顺序)，按照它们的社会等级排序。奶牛#1有最高的社会等级，奶牛#N最低。每 阅读全文
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Xor Sum Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 132768/132768 K (Java/Others) Total Submission(s): 1555 Accepted Submission(s): 657 Probl 阅读全文
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恢复内容开始 Monkey and Banana Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 13003 Accepted Submissi 阅读全文
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K-th Number Time Limit: 20000MS Memory Limit: 65536K Total Submissions: 50247 Accepted: 17101 Case Time Limit: 2000MS Description You are working for 阅读全文
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1128: 词链(link) 题目描述 给定一个仅包含小写字母的英文单词表，其中每个单词最多包含50个字母。 如果一张由一个词或多个词组成的表中，每个单词（除了最后一个）都是排在它后面的单词的前缀，则称此表为一个词链。例如下面的单词组成了上个词链： i int integer 而下面的单词不组成词链 阅读全文
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Phone List Time Limit: 3000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 18217 Accepted Submission(s): 6120 Pr 阅读全文
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What Are You Talking About Time Limit: 10000/5000 MS (Java/Others) Memory Limit: 102400/204800 K (Java/Others) Total Submission(s): 20680 Accepted Sub 阅读全文
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统计难题 Time Limit: 4000/2000 MS (Java/Others) Memory Limit: 131070/65535 K (Java/Others) Total Submission(s): 34909 Accepted Submission(s): 13109 Proble 阅读全文
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Play on Words Time Limit: 1000MS Memory Limit: 10000K Total Submissions: 11838 Accepted: 4048 Description Some of the secret doors contain a very inte 阅读全文
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免费馅饼 Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 42379 Accepted Submission(s): 14589 Problem 阅读全文
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3289: Mato的文件管理 Description Mato同学从各路神犇以各种方式（你们懂的）收集了许多资料，这些资料一共有n份，每份有一个大小和一个编号。为了防止他人偷拷，这些资料都是加密过的，只能用Mato自己写的程序才能访问。Mato每天随机选一个区间[l,r]，他今天就看编号在此区间内 阅读全文
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Mayor's posters Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 59239 Accepted: 17157 Description The citizens of Bytetown, AB, could not s 阅读全文
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FatMouse and Cheese Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 8610 Accepted Submission(s): 阅读全文