SCUT_Pein

DescriptionWeiwei is a software engineer of ShiningSoft. He has just excellently fulfilled a software project with his fellow workers. His boss is so satisfied with their job that he decide to pro

DescriptionYou are given two pots, having the volume of A and B liters respectively. The following operations can be performed:FILL(i)        fill the pot i (1 ≤ i ≤ 2) from the tap;DROP(i)

DescriptionBob always plays game with Alice. Today, they are playing a game on a tree. Alice has m1stones, Bob has m2 stones. At the beginning of the game, all the stones are placed on the nodes

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. — It i

DescriptionYou are trapped in a 3D dungeon and need to find the quickest way out! The dungeon is composed of unit cubes which may or may not be filled with rock. It takes one minute to move one unit

DescriptionFarmer John has been informed of the location of a fugitive cow and wants to catch her immediately. He starts at a pointN (0 ≤ N ≤ 100,000) on a number line and the cow is at a point

Descriptioninputinput.txtoutputoutput.txtAfter a terrifying forest fire in Berland a forest rebirth program was carried out. Due to it N rows with M trees each were planted and

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

DescriptionA common pastime for poker players at a poker table is to shuffle stacks of chips. Shuffling chips is performed by starting with two stacks of poker chips, S1 and S2, each stack conta

转载请注明出处：優YoU  http://user.qzone.qq.com/289065406/blog/1303946967大致题意：给出一个整数n，(1  解题思路：首先暴力枚举肯定是不可能的 1000ms 想不超时都难，而且枚举还要解决大数问题。。要不是人家把这题放到搜索，怎么也想不到用BFS。。。 解题方法： BFS+同余模定理 不说废话。

DescriptionThe cornfield maze is a popular Halloween treat. Visitors are shown the entrance and must wander through the maze facing zombies, chainsaw-wielding psychopaths, hippies, and other terro

DescriptionPetka thought of a positive integer n and reported to Chapayev the sum of its digits and the sum of its squared digits. Chapayev scratched his head and said: "Well, Petka, I won't find