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C F 水题

BFS标记路径(1) dfs(1) SDNUOJ(26) string(1) vector(1) 一点发现(3) 一点算法(3) 冒泡排序(1) 强制改变类型(1) 快速幂（取模）(1) 所谓函数(1) 数组a[-1](1) 未归档(62) 栈stack(1) 线性筛(1) 队列queue(1) 随笔(1)

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全部文章 / C F 水题（共20篇）

A. Gennady and a Card Game

Gennady owns a small hotel in the countryside where he lives a peaceful life. He loves to take long walks, watch sunsets and play cards with tourists ...

2019-01-05

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A. The Rank

读错题意，WA了四次… John Smith knows that his son, Thomas Smith, is among the best students in his class and even in his school. After the students of the sch...

2018-12-28

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A. Tanya and Stairways

Little girl Tanya climbs the stairs inside a multi-storey building. Every time Tanya climbs a stairway, she starts counting steps from 11 to the numbe...

2018-12-28

0 451

A. Points in Segments

You are given a set of nn segments on the axis OxOx, each segment has integer endpoints between 11 and mm inclusive. Segments may intersect, overlap o...

2018-12-27

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A. Polycarp's Pockets

Polycarp has nn coins, the value of the ii-th coin is aiai. Polycarp wants to distribute all the coins between his pockets, but he cannot put two coin...

2018-12-27

0 453

A. Adjacent Replacements

Mishka got an integer array aa of length nn as a birthday present (what a surprise!). Mishka doesn’t like this present and wants to change it somehow...

2018-12-27

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A. One-dimensional Japanese Crossword

Recently Adaltik discovered japanese crosswords. Japanese crossword is a picture, represented as a table sized a × b squares, and each square is color...

2018-12-27

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A. Bachgold Problem

outputstandard output Bachgold problem is very easy to formulate. Given a positive integer n represent it as a sum of maximum possible number of prime...

2018-12-26

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A. Maximum in Table

An n × n table a is defined as follows: The first row and the first column contain ones, that is: ai, 1 = a1, i = 1 for all i = 1, 2, …, n. Each of t...

2018-12-26

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A. Anton and Polyhedrons

Anton’s favourite geometric figures are regular polyhedrons. Note that there are five kinds of regular polyhedrons: Tetrahedron. Tetrahedron has 4 tr...

2018-12-20

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