菜鸟起飞的平台

The Bottom of a GraphTime Limit: 3000MS Memory Limit: 65536KTotal Submissions: 10414 Accepted: 4320DescriptionWe will use the following (standard) definitions fro

Cow HurdlesTime Limit: 1000MS Memory Limit: 65536KTotal Submissions: 7221 Accepted: 3295DescriptionFarmer John wants the cows to prepare for the county jumping co

PainterTime Limit: 1000MS Memory Limit: 65536KTotal Submissions: 4099 Accepted: 2447DescriptionThe local toy store sells small fingerpainting kits with between th

Y2K Accounting BugTime Limit: 1000MS Memory Limit: 65536KTotal Submissions: 12780 Accepted: 6484DescriptionAccounting for Computer Machinists (ACM) has sufferred

Power of CryptographyTime Limit: 1000MS Memory Limit: 30000KTotal Submissions: 22533 Accepted: 11366DescriptionCurrent work in cryptography involves (among other

World Cup NoiseTime Limit: 1000MS Memory Limit: 30000KTotal Submissions: 16529 Accepted: 8168DescriptionBackground "KO-RE-A, KO-RE-A" shout 54.000 happy footbal

Agri-NetTime Limit: 1000MS Memory Limit: 10000KTotal Submissions: 49773 Accepted: 20698DescriptionFarmer John has been elected mayor of his town! One of his campa

小孩报数问题Time Limit: 1000MS Memory Limit: 65536KTotal Submissions: 12616 Accepted: 5740Description有N个小孩围成一圈，给他们从1开始依次编号，现指定从第W个开始报数，报到第S个时，该小孩出列，然后从下一个小孩开始报数，仍是报到S个出

Terrible SetsTime Limit: 1000MS Memory Limit: 30000KTotal Submissions: 4188 Accepted: 2166DescriptionLet N be the set of all natural numbers {0 , 1 , 2 , . . . },

HighwaysTime Limit: 1000MS Memory Limit: 65536KTotal Submissions: 27678 Accepted: 12645DescriptionThe island nation of Flatopia is perfectly flat. Unfortunately,

ArbitrageTime Limit: 1000MS Memory Limit: 65536KTotal Submissions: 19794 Accepted: 8370DescriptionArbitrage is the use of discrepancies in currency exchange rates

Flip GameTime Limit: 1000MS Memory Limit: 65536KTotal Submissions: 38720 Accepted: 16818DescriptionFlip game is played on a rectangular 4x4 field with two-sided p

Wooden SticksTime Limit: 1000MS Memory Limit: 10000KTotal Submissions: 20948 Accepted: 8875DescriptionThere is a pile of n wooden sticks. The length and weight of

FroggerTime Limit: 1000MS Memory Limit: 65536KTotal Submissions: 33256 Accepted: 10682DescriptionFreddy Frog is sitting on a stone in the middle of a lake. Suddenly

HumidexTime Limit: 1000MS Memory Limit: 65536KTotal Submissions: 20149 Accepted: 7257DescriptionAdapted from Wikipedia, the free encyclopediaThe humidex is a me

ParencodingsTime Limit: 1000MS Memory Limit: 10000KTotal Submissions: 24285 Accepted: 14257DescriptionLet S = s1 s2...s2n be a well-formed string of parentheses.

DescriptionThis problem is a reverse case of the problem 2996. You are given the output of the problem H and your task is to find the corresponding input.Inputaccording to outp

Monthly ExpenseTime Limit: 2000MS Memory Limit: 65536KTotal Submissions: 21624 Accepted: 8495DescriptionFarmer John is an astounding accounting wizard and has rea

The SuspectsTime Limit: 1000MS Memory Limit: 20000KTotal Submissions: 32411 Accepted: 15721DescriptionSevere acute respiratory syndrome (SARS), an atypical pneumo

The Rotation GameTime Limit: 15000MS Memory Limit: 150000KTotal Submissions: 6042 Accepted: 2027DescriptionThe rotation game uses a # shaped board, which can hold

EightTime Limit: 1000MS Memory Limit: 65536KTotal Submissions: 29605 Accepted: 12877 Special JudgeDescriptionThe 15-puzzle has been around for over 100 years;

PalindromeTime Limit: 3000MS Memory Limit: 65536KTotal Submissions: 59464 Accepted: 20689DescriptionA palindrome is a symmetrical string, that is, a string read i

Cow BowlingTime Limit: 1000MS Memory Limit: 65536KTotal Submissions: 16897 Accepted: 11266DescriptionThe cows don't use actual bowling balls when they go bowling.

Stockbroker GrapevineTime Limit: 1000MS Memory Limit: 10000KTotal Submissions: 33273 Accepted: 18329DescriptionStockbrokers are known to overreact to rumours. You

Longest Ordered SubsequenceTime Limit: 2000MS Memory Limit: 65536KTotal Submissions: 44759 Accepted: 19804DescriptionA numeric sequence of ai is ordered if a1 a2 

AlignmentTime Limit: 1000MS Memory Limit: 30000KTotal Submissions: 15646 Accepted: 5091DescriptionIn the army, a platoon is composed by n soldiers. During the mor

Ultra-QuickSortTime Limit: 7000MS Memory Limit: 65536KTotal Submissions: 53423 Accepted: 19610DescriptionIn this problem, you have to analyze a particular sorting

Who's in the MiddleTime Limit: 1000MS Memory Limit: 65536KTotal Submissions: 38442 Accepted: 22325DescriptionFJ is surveying his herd to find the most average cow

Currency ExchangeTime Limit: 1000MS Memory Limit: 30000KTotal Submissions: 25315 Accepted: 9245DescriptionSeveral currency exchange points are working in our city

Fence RepairTime Limit: 2000MS Memory Limit: 65536KTotal Submissions: 38262 Accepted: 12433DescriptionFarmer John wants to repair a small length of the fence arou

Invitation CardsTime Limit: 8000MS Memory Limit: 262144KTotal Submissions: 23773 Accepted: 7832DescriptionIn the age of television, not many people attend theater p

Sliding WindowTime Limit: 12000MS Memory Limit: 65536KTotal Submissions: 51670 Accepted: 14829Case Time Limit: 5000MSDescriptionAn array of size n ≤ 106 is gi

Borg MazeTime Limit: 1000MS Memory Limit: 65536KTotal Submissions: 11549 Accepted: 3797DescriptionThe Borg is an immensely powerful race of enhanced humanoids from

DescriptionBessie is training for her next race by running on a path that includes hills so that she will be prepared for any terrain. She has planned a straight path and wants to run as far as sh

Description73 88 1 02 7 4 44 5 2 6 5(Figure 1)Figure 1 shows a number triangle. Write a program that calculates the highest sum of numbers passed on a route that st

DescriptionBackground Mr Somurolov, fabulous chess-gamer indeed, asserts that no one else but him can move knights from one position to another so fast. Can you beat him? The Problem Your task

DescriptionTechnicians in a pathology lab analyze digitized images of slides. Objects on a slide are selected for analysis by a mouse click on the object. The perimeter of the boundary of an object

DescriptionIf a and d are relatively prime positive integers, the arithmetic sequence beginning with a and increasing by d, i.e., a, a + d, a + 2d, a + 3d, a + 4d, ..., contains infinitely many

Language:DefaultSupermarketTime Limit: 2000MS Memory Limit: 65536KTotal Submissions: 10818 Accepted: 4742DescriptionA supermarket has a set Prod of products

DescriptionThe Joseph's problem is notoriously known. For those who are not familiar with the original problem: from among n people, numbered 1, 2, . . ., n, standing in circle every mth is going