dcy19991116的博客

ConstraintsTime Limit: 1 secs, Memory Limit: 32 MBDescriptionLenny likes to play the game of lotto. In the lotto game, he picks a list of N unique numbers in the range from 1 to M. If his list matc...

积木分发ConstraintsTime Limit: 10 secs, Memory Limit: 32 MBDescription歌手The Pancakes到幼儿园跟小朋友玩耍，她到达的时候小朋友们已经争着积木玩了。小朋友都想要更多的积木砌一个自己喜欢的图形，砌完就可以和The Pancakes合照。同时，The Pancakes手上还有一些积木，她可以把手上的这些积木全部给一个小朋...

RabbitConstraintsTime Limit: 1 secs, Memory Limit: 32 MBDescriptionThe rabbits have powerful reproduction ability. One pair of adult rabbits can give birth to one pair of kid rabbits every month....

Prime GapConstraintsTime Limit: 1 secs, Memory Limit: 32 MBDescriptionThe sequence of n ? 1 consecutive composite numbers (positive integers that are not prime and not equal to 1) lying between t...

Faulty OdometerConstraintsTime Limit: 1 secs, Memory Limit: 32 MBDescriptionYou are given a car odometer which displays the miles traveled as an integer. The odometer has a defect, however: it p...

The Embarrassed CryptographyConstraintsTime Limit: 2 secs, Memory Limit: 32 MBDescriptionThe young and very promising cryptographer Odd Even has implemented the security module of a large system ...

信号分析ConstraintsTime Limit: 1 secs, Memory Limit: 32 MBDescription半人马座(Centaurus)不仅有着美丽的传说，其中的比邻星还是距离太阳系最近的恒星。C博士是一直热衷于对地外文明的探测，最近他发现了一组来自半人马座的奇怪电波信号：1 1 3 1 5 3 7 1……，她怀疑这是来自那里的遥远文明对地球的问候。经过她和助手们...

Factstone BenchmarkConstraintsTime Limit: 1 secs, Memory Limit: 32 MBDescriptionAmtel has announced that it will release a 128-bit computer chip by 2010, a 256-bit computer by 2020, and so on, co...

ConstraintsTime Limit: 1 secs, Memory Limit: 32 MBDescriptionPTA, Pack ‘em Tight Airlines is attempting the seemingly impossible—to fly with only full planes and still make a profit. Their strategy...

1014. Specialized Four-DigConstraintsTime Limit: 1 secs, Memory Limit: 32 MBDescriptionFind and list all four-digit numbers in decimal notation that have the property that the sum of its four ...

Hanoi Tower SequenceConstraintsTime Limit: 1 secs, Memory Limit: 32 MBDescriptionHanoi Tower is a famous game invented by the French mathematician Edourard Lucas in 1883. We are given a tower of ...

1381 abConstraintsTime Limit: 1 secs, Memory Limit: 32 MBDescriptionGive two positive integers a and b, please help us calculate ab.InputThe first line of the input is a positive integer T. T is...

过河ConstraintsTime Limit: 1 secs, Memory Limit: 32 MBDescription在河上有一座独木桥，一只青蛙想沿着独木桥从河的一侧跳到另一侧。在桥上有一些石子，青蛙很讨厌踩在这些石子上。由于桥的长度和青蛙一次跳过的距离都是正整数，我们可以把独木桥上青蛙可能到达的点看成数轴上的一串整点：0，1，……，L（其中 L 是桥的长度）。坐标为 0 ...

SubDiagonal PathsConstraintsTime Limit: 1 secs, Memory Limit: 256 MBDescriptionYou are to find all of the paths on the bottom diagonal of a n x n grid. The path must only go from lefttorightor b...

MinimalConstraintsTime Limit: 1 secs, Memory Limit: 32 MBDescriptionThere are two sets S1 and S2 subjecting to:4 -(1) S1, S2 are both the subsets of {x | x is an integer and 0 < x < 1,0...

Tri TilingConstraintsTime Limit: 1 secs, Memory Limit: 32 MBDescriptionIn how many ways can you tile a 3xn rectangle with 2x1 dominoes?3 -Here is a sample tiling of a 3x12 rectangle. InputIn...

Queens, Knights and PawnsConstraintsTime Limit: 1 secs, Memory Limit: 64 MBDescriptionYou all are familiar with the famous 8-queens problem which asks you to place 8 queens on a chess board so no...