kirito16的专栏

Problem E Easy Problem from Rujia Liu? Though Rujia Liu usually sets hard problems for contests (for example, regional contests like Xi'an 2006, Beijing 2007 and Wuhan 2009, or UVa OJ contes

Time Limit:50000MS    Memory Limit:165888KB    64bit IO Format:%lld & %llu SubmitStatusPracticeHYSBZ 1146 Description M公司是一个非常庞大的跨国公司，在许多国家都设有它的下属分支机构或部门。为了让分布在世界各地的N个部门之间协同工作，公司搭建了一个连接整个

B - Count on a tree Time Limit:129MS    Memory Limit:1572864KB    64bit IO Format:%lld & %llu SubmitStatusPracticeSPOJ COT Description You are given a tree with N nodes.The tree nodes

To the moon Time Limit: 4000/2000 MS (Java/Others)    Memory Limit: 65536/65536 K (Java/Others) Total Submission(s): 2937    Accepted Submission(s): 576 Problem Description Background To The

Super Mario Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 3292    Accepted Submission(s): 1538 Problem Description Mario is world-fam

Dynamic Rankings Time Limit: 10 Seconds      Memory Limit: 32768 KB The Company Dynamic Rankings has developed a new kind of computer that is no longer satisfied with the query like to simply

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）。小希现在把她的设计图给你，让你帮忙判断她的

Time Limit:2000MS     Memory Limit:32768KB     64bit IO Format:%I64d & %I64u Submit   Status Description The annual school bicycle contest started. ZL is a student in this school. He is so boring

Time Limit:1000MS     Memory Limit:32768KB     64bit IO Format:%I64d & %I64u Submit   Status Description The inversion number of a given number sequence a1, a2, ..., an is the number of pairs (ai

Ultra-QuickSort Time Limit:7000MS     Memory Limit:65536KB     64bit IO Format:%I64d & %I64u Submit   Status Description In this problem, you have to analyze a particular sorting algorithm. The

A - D-query Time Limit:227MS    Memory Limit:1572864KB    64bit IO Format:%lld & %llu SubmitStatusPracticeSPOJ DQUERY Appoint description: Description English Vietnames