随笔分类 - POJ
摘要:Spell checkerDescriptionYou, as a member of a development team for a new spell checking program, are to write a module that will check the correctness...
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摘要:AreaDescriptionBeing well known for its highly innovative products, Merck would definitely be a good target for industrial espionage. To protect its b...
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摘要:BiorhythmsDescription人生来就有三个生理周期,分别为体力、感情和智力周期,它们的周期长度为23天、28天和33天。每一个周期中有一天是高峰。在高峰这天,人会在相应的方面表现出色。例如,智力周期的高峰,人会思维敏捷,精力容易高度集中。因为三个周期的周长不同,所以通常三个周期的高峰不...
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摘要:青蛙的约会Description两只青蛙在网上相识了,它们聊得很开心,于是觉得很有必要见一面。它们很高兴地发现它们住在同一条纬度线上,于是它们约定各自朝西跳,直到碰面为止。可是它们出发之前忘记了一件很重要的事情,既没有问清楚对方的特征,也没有约定见面的具体位置。不过青蛙们都是很乐观的,它们觉得只要一...
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摘要:Blue JeansDescriptionThe Genographic Project is a research partnership between IBM and The National Geographic Society that is analyzing DNA from hund...
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摘要:FroggerDescriptionFreddy Frog is sitting on a stone in the middle of a lake. Suddenly he notices Fiona Frog who is sitting on another stone. He plans ...
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摘要:Cow ContestDescriptionN (1 ≤ N ≤ 100) cows, conveniently numbered 1..N, are participating in a programming contest. As we all know, some cows code bet...
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摘要:WormholesDescriptionWhile exploring his many farms, Farmer John has discovered a number of amazing wormholes. A wormhole is very peculiar because it i...
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摘要:ArbitrageDescriptionArbitrage is the use of discrepancies in currency exchange rates to transform one unit of a currency into more than one unit of th...
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摘要:The Fewest CoinsDescriptionFarmer John has gone to town to buy some farm supplies. Being a very efficient man, he always pays for his goods in such a ...
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摘要:Borg MazeDescriptionThe Borg is an immensely powerful race of enhanced humanoids from the delta quadrant of the galaxy. The Borg collective is the ter...
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摘要:Children of the Candy CornDescriptionThe cornfield maze is a popular Halloween treat. Visitors are shown the entrance and must wander through the maze...
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摘要:Labeling BallsDescriptionWindy has N balls of distinct weights from 1 unit to N units. Now he tries to label them with 1 to N in such a way that:No tw...
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摘要:Catch That CowDescriptionFarmer John has been informed of the location of a fugitive cow and wants to catch her immediately. He starts at a point N (0...
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摘要:Emag eht htiw Em PlehDescriptionThis problem is a reverse case of the problem 2996. You are given the output of the problem H and your task is to find...
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摘要:Power of CryptographyDescriptionCurrent work in cryptography involves (among other things) large prime numbers and computing powers of numbers among t...
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摘要:Help Me with the GameDescriptionYour task is to read a picture of a chessboard position and print it in the chess notation.InputThe input consists of ...
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摘要:Robot MotionDescriptionA robot has been programmed to follow the instructions in its path. Instructions for the next direction the robot is to move ar...
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摘要:Crashing RobotsDescriptionIn a modernized warehouse, robots are used to fetch the goods. Careful planning is needed to ensure that the robots reach th...
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摘要:ParencodingsDescriptionLet S = s1 s2...s2n be a well-formed string of parentheses. S can be encoded in two different ways: q By an integer sequence P ...
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