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RSS订阅原创 Codeforces Round #590 (Div. 3)
题目链接 A: Equalize Prices Again B2: Social Network (hard version) C: Pipes D: Distinct Characters Queries A： 题意：求n个数和的平均值，向上取整。 #include<iostream> #include<algorithm> #define ll long long ...
2019-10-02 12:15:01
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原创 数据结构(上)(自主模式） 列车调度(Train)
列车调度(Train) Description Figure 1 shows the structure of a station for train dispatching. Figure 1 In this station, A is the entrance for each train and B is the exit. S is the transfer end. All singl...
2019-09-30 23:49:49
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原创 数据结构(上)(自主模式） 灯塔(LightHouse)
灯塔(LightHouse) Description As shown in the following figure, If another lighthouse is in gray area, they can beacon each other. For example, in following figure, (B, R) is a pair of lighthouse which ...
2019-09-30 23:40:21
651
原创 数据结构(上)(自主模式) 祖玛(Zuma)
祖玛(Zuma) Description Let’s play the game Zuma! There are a sequence of beads on a track at the right beginning. All the beads are colored but no three adjacent ones are allowed to be with a same color...
2019-09-30 23:33:50
581
原创 数据结构(上)(自主模式) 范围查询(Range)
范围查询(Range) Descriptioin Let S be a set of n integral points on the x-axis. For each given interval [a, b], you are asked to count the points lying inside. Input The first line contains two integers: ...
2019-09-30 23:27:13
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