Time Limit: 5000MS   Memory Limit: 65536K Total Submissions: 7504   Accepted: 2060 Description You may have wondered why most extraterrestrial life forms resemble humans, differin

Problem B Board Wrapping Input: standard input Output: standard output Time Limit: 2 seconds The small sawmill in Mission, British Columbia, has developed a brand new way of packaging boards

刘汝佳书上的一段代码()待学完后补充: const int sigma_size = 26; const int maxnode = maxn; const int base = 'a'; struct Trie { int ch[maxnode][sigma_size];//ch[i][j]保存节点i的那个编号为j的子节点 int val[maxnode];//val[i]为

Tribbles Input: Standard Input Output: Standard Output GRAVITATION, n. "The tendency of all bodies to approach one another with a strength proportion to the quantity of matter they cont

To The Max Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 5664    Accepted Submission(s): 2686 Problem Description Given a two-dim

Cheerleaders   In most professional sporting events, cheerleaders play a major role in entertaining the spectators. Their roles are substantial during breaks and prior to start of play. The

Teams Input: Standard Input Output: Standard Output   In a galaxy far far away there is an ancient game played among the planets. The specialty of the game is that there is no limitation on the nu

Teams Input: Standard Input Output: Standard Output   In a galaxy far far away there is an ancient game played among the planets. The specialty of the game is that there is no limitation on the nu

Input: Standard In Output: Standard Out Next Generation Contest 1  Time Limit: 2 seconds Problem D Placing Lampposts As a part of the mission �Beautificatio

Hackers’ Crackdown  Input: Standard Input Output: Standard Output   Miracle Corporations has a number of system services running in a distributed computer system which is a prime target for hacker

Longest Common SubsequenceSequence 1:                Sequence 2:                Given two sequences of characters, print the length of the longest common subsequence of both sequences. For example, th

Piotr's Ants Time Limit: 2 seconds "One thing is for certain: there is no stopping them; the ants will soon be here. And I, for one, welcome our new insect overlords." Kent Broc

CD  You have a long drive by car ahead. You have a tape recorder, but unfortunately your best music is on CDs. You need to have it on tapes so the problem to solve is: you have a tape N min

SuperSale There is a SuperSale in a SuperHiperMarket. Every person can take only one object of each kind, i.e. one TV, one carrot, but for extra low price. We are going with a whole family to that Su

The Sultan's Successors  The Sultan of Nubia has no children, so she has decided that the country will be split into up to k separate parts on her death and each part will be inherited by w

Problem E The Other Two Trees Input: standard input Output: standard output Time Limit: 2 seconds   You have a quadrilateral shaped land whose opposite fences are of equal length. You have four

Efficient Solutions Input: Standard Input Output: Standard Output "Our marriage ceremonies are solemn, sober moments of reflection; also regret, disagreement, argument and mutual recrim

Maximum sum on a torus Input: Standard Input Output: Standard Output   A grid that wraps both horizontally and vertically is called a torus. Given a torus where each cell contains an integer, dete

Packets  A factory produces products packed in square packets of the same height h and of the sizes  ,  , ,  ,  ,  . These products are always delivered to customers in the square parcels

给定一个非负整数序列{dn}，若存在一个无向图使得图中各点的度与此序列一一对应，则称此序列可图化。进一步，若图为简单图，则称此序列可简单图化 可图化的判定：d1+d2+……dn=0（mod 2）。关于具体图的构造，我们可以简单地把奇数度的点配对，剩下的全部搞成自环。 可简单图化的判定（Havel定理）：把序列排成不增序，即d1>=d2>=……>=dn，则d可简单图化当且仅当d’={d2