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D. Dynamic Problem Scoring time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output D. Dynamic Pr 阅读全文
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4689: Sawtooth Time Limit(Common/Java):1000MS/3000MS Memory Limit:65536KByteTotal Submit: 26 Accepted:8 Description 给予一条直线，最多可以将一个无限大平面分为两块，而两条直线，最多可以 阅读全文
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D - Throwing cards away I Given is an ordered deck of n cards numbered 1 to n with card 1 at the top and card n at the bottom. The following operation 阅读全文
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F - Compound Words You are to find all the two-word compound words in a dictionary. A two-word compound word is a word in the dictionary that is the c 阅读全文
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3134: 渊子赛马修改版 Time Limit(Common/Java):1000MS/3000MS Memory Limit:65536KByteTotal Submit: 458 Accepted:148 Description 赛马是一古老的游戏，早在公元前四世纪的中国，处在诸侯割据的状态， 阅读全文
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5065: 最长连续子序列 Time Limit(Common/Java):1000MS/3000MS Memory Limit:65536KByteTotal Submit: 140 Accepted:29 Description 给定一系列非负整数，求最长的连续子序列，使其和是7的倍数。 Inp 阅读全文