csu__zhouyi-优快云博客

原创 Monkey and Banana（zoj1093）

A group of researchers are designing an experiment to test the IQ of a monkey. They will hang a banana at the roof of a building, and at the mean time, provide the monkey with some blocks. If the mo

2014-07-25 18:19:20 536

原创 Avoid The Lakes（poj3620）

题目：DescriptionFarmer John's farm was flooded in the most recent storm, a fact only aggravated by the information that his cows are deathly afraid of water. His insurance agency will only repay h

2014-07-25 18:17:48 396

原创 Prime Path（poj3126）

题目：DescriptionThe ministers of the cabinet were quite upset by the message from the Chief of Security stating that they would all have to change the four-digit room numbers on their offices. —

2014-07-25 18:11:25 368

原创 Visible Lattice Points（poj3090）

题目：DescriptionA lattice point (x, y) in the first quadrant (x and y are integers greater than or equal to 0), other than the origin, is visible from the origin if the line from (0, 0) to (x,

2014-07-25 18:06:16 459

原创 A Knight's Journey（poj2488）

DescriptionBackground The knight is getting bored of seeing the same black and white squares again and again and has decided to make a journey around the world. Whenever a knight moves, it is

2014-07-25 18:01:59 311

原创 Farey Sequence（poj2478）

题目：DescriptionThe Farey Sequence Fn for any integer n with n >= 2 is the set of irreducible rational numbers a/b with 0 F2 = {1/2} F3 = {1/3, 1/2, 2/3} F4 = {1/4, 1/3, 1/2, 2/3, 3/4} F5

2014-07-25 18:01:42 328

原创 Recaman's Sequence（poj2081）

题目：DescriptionThe Recaman's sequence is defined by a0 = 0 ; for m > 0, am = am−1 − m if the rsulting am is positive and not already in the sequence, otherwise am = am−1 + m. The first few numb

2014-07-25 17:59:50 497

原创 Knight Moves（poj1915）

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 ta

2014-07-25 17:46:03 310

原创 Common Subsequence（poj1458）

题目：DescriptionA subsequence of a given sequence is the given sequence with some elements (possible none) left out. Given a sequence X = another sequence Z = is a subsequence of X if there exis

2014-07-25 17:35:53 347

原创小希的迷宫（hdu1272）

Problem Description上次Gardon的迷宫城堡小希玩了很久（见Problem B），现在她也想设计一个迷宫让Gardon来走。但是她设计迷宫的思路不一样，首先她认为所有的通道都应该是双向连通的，就是说如果有一个通道连通了房间A和B，那么既可以通过它从房间A走到房间B，也可以通过它从房间B走到房间A，为了提高难度，小希希望任意两个房间有且仅有一条路径可以相通（除非走了回头路

2014-07-25 17:25:57 466

原创青蛙的约会

题目（POJ1061)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，它们觉得只要一直朝着某个方向跳下去，总能碰到对方的。但是除非这两只青蛙在同一时间跳到同

2014-07-25 09:30:21 483

原创 How Many Tables

题目：Problem DescriptionToday is Ignatius' birthday. He invites a lot of friends. Now it's dinner time. Ignatius wants to know how many tables he needs at least. You have to notice that not al

2014-07-25 09:07:46 320

原创 Super Jumping! Jumping! Jumping!

题目：Problem DescriptionNowadays, a kind of chess game called “Super Jumping! Jumping! Jumping!” is very popular in HDU. Maybe you are a good boy, and know little about this game, so I introdu

2014-07-25 08:45:11 321

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