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全部文章（共127篇）

单向链表的建立（封装）

链表在main函数里写是一回事，封装成独立函数会有新问题… #include<bits/stdc++.h> using namespace std; struct Node ///（结点形式） { int data; ...

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A. Boy or Girl

Those days, many boys use beautiful girls’ photos as avatars in forums. So it is pretty hard to tell the gender of a user at the first glance. Last ye...

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A. System Administrator

Polycarpus is a system administrator. There are two servers under his strict guidance — a and b. To stay informed about the servers’ performance, Poly...

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A. Bear and Reverse Radewoosh

Limak and Radewoosh are going to compete against each other in the upcoming algorithmic contest. They are equally skilled but they won’t solve problem...

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A2. Good Matrix Elements

The Smart Beaver from ABBYY got hooked on square matrices. Now he is busy studying an n × n size matrix, where n is odd. The Smart Beaver considers th...

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A. Team

One day three best friends Petya, Vasya and Tonya decided to form a team and take part in programming contests. Participants are usually offered sever...

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A. Domino piling

You are given a rectangular board of M × N squares. Also you are given an unlimited number of standard domino pieces of 2 × 1 squares. You are allowed...

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A. Word Capitalization

Capitalization is writing a word with its first letter as a capital letter. Your task is to capitalize the given word. Note, that during capitalizati...

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A. Tom Riddle's Diary

Harry Potter is on a mission to destroy You-Know-Who’s Horcruxes. The first Horcrux that he encountered in the Chamber of Secrets is Tom Riddle’s diar...

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A. Golden Plate

You have a plate and you want to add some gilding to it. The plate is a rectangle that we split into w×hw×h cells. There should be kk gilded rings, th...

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