随笔分类 - 刷题----codeforces
摘要：Sagheer is walking in the street when he comes to an intersection of two roads. Each road can be represented as two parts where each part has 3 lanes
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摘要：Vladik had started reading a complicated book about algorithms containing n pages. To improve understanding of what is written, his friends advised hi
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摘要：At regular competition Vladik and Valera won a and b candies respectively. Vladik offered 1 his candy to Valera. After that Valera gave Vladik 2 his c
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摘要：D. Round Subset time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output D. Round Subset time lim
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摘要：B. Flag of Berland time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output B. Flag of Berland tim
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摘要：A. Text Volume A. Text Volume You are given a text of single-space separated words, consisting of small and capital Latin letters. Volume of the word
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摘要：Polycarp has just invented a new binary protocol for data transmission. He is encoding positive integer decimal number to binary string using followin
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摘要：Sometimes some words like "localization" or "internationalization" are so long that writing them many times in one text is quite tiresome. Let's consi
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摘要：One hot summer day Pete and his friend Billy decided to buy a watermelon. They chose the biggest and the ripest one, in their opinion. After that the
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摘要：Theatre Square in the capital city of Berland has a rectangular shape with the size n × m meters. On the occasion of the city's anniversary, a decisio
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摘要：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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摘要：Petya started to attend programming lessons. On the first lesson his task was to write a simple program. The program was supposed to do the following:
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摘要：There are n stones on the table in a row, each of them can be red, green or blue. Count the minimum number of stones to take from the table so that an
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摘要：Little Petya loves presents. His mum bought him two strings of the same size for his birthday. The strings consist of uppercase and lowercase Latin le
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摘要："Contestant who earns a score equal to or greater than the k-th place finisher's score will advance to the next round, as long as the contestant earns
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摘要：Xenia the beginner mathematician is a third year student at elementary school. She is now learning the addition operation. The teacher has written dow
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摘要：Petya loves football very much. One day, as he was watching a football match, he was writing the players' current positions on a piece of paper. To si
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摘要：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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摘要：The classic programming language of Bitland is Bit++. This language is so peculiar and complicated. The language is that peculiar as it has exactly on
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摘要：time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output time limit per test 1 second time limit p
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