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2020-2021:teams:manespace:牛客多校第一场 [CVBB ACM Team]

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2020-2021:teams:manespace:牛客多校第一场
比赛时间 比赛名称 当场过题数 至今过题数 总题数 排名
2020-07-12 牛客多校第一场 3 - 10 266/1116

本地写完就上传,你看到这句话就知道我还没写完。。。 签到题:F,J 链接:https://ac.nowcoder.com/acm/contest/5666

A B-Suffix Array

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B Infinite Tree

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C Domino

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D Quadratic Form

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E Counting Spaning Trees

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F Infinite String Comparison

  • 题意:给你一个字符串$x$,定义$x^\infty=xxx\ldots$,即重复字符串$x$无数遍,现有两个字符串$a$,$b$,让你比较$a^\infty$和$b^\infty$的字典序大小 其中$1 \leq |a|,|b| \leq 10^5$,输入总字符串长度不超过$2\times10^6$,输入字符串全为小写字母
  • 题解:遍历输入的字符串并比较大小即可,但遍历时为了达到目的,当目前的字符串遍历结束后再从头开始。即采用string_a[i % string_a.size()]的形式达到节省空间并且遍历多遍的目的,但是对遍历的长度有要求,我们组直接将长度暴力到$1\times10^5+13$就过了

G BaXiangGuoHai,GeXianShenTong

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H Minimum-cost Flow

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I 1 or 2

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J Easy Integration

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2020-2021/teams/manespace/牛客多校第一场.1594885202.txt.gz · 最后更改: 2020/07/16 15:40 由 quantumbolt