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#coding=utf-8"""@version: ??@author: Donny@Mail: wdm666666@gmail.com@license: Lan yu@file: ${NAME}.py@time: ${DATE} ${TIME}"""import sysimport... 阅读全文
posted @ 2017-07-06 08:40
xushukui
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#include#include#include#include#include#include#include#include#include//STL数值算法头文件#include#include #include#include#include#include//模板类头文件u... 阅读全文
posted @ 2017-05-30 17:06
xushukui
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描述 There are n lights in a circle numbered from 1 to n. The left of light 1 is light n, and the left of light k (1= 0), if the left of light i... 阅读全文
posted @ 2017-05-30 14:52
xushukui
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GCD描述 The greatest common divisor GCD(a,b) of two positive integers a and b,sometimes written (a,b),is the lar... 阅读全文
posted @ 2017-05-26 21:33
xushukui
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描述Some people believe that there are three cycles in a person's life that start the day he or she is born. These three cycles are the physical... 阅读全文
posted @ 2017-05-23 18:03
xushukui
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Problem Description In many applications very large integers numbers are required. Some of these applications are using keys for secure transm... 阅读全文
posted @ 2017-05-22 19:04
xushukui
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Problem Description === Op tech briefing, 2002/11/02 06:42 CST === “The item is locked in a Klein safe behind a painting in the second-floor l... 阅读全文
posted @ 2017-05-18 17:07
xushukui
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Starship TroopersTime Limit: 10000/5000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others) Total Submiss... 阅读全文
posted @ 2017-05-11 19:15
xushukui
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A school bought the first computer some time ago(so this computer’s id is 1). During the recent years the school bought N-1 new computers. Eac... 阅读全文
posted @ 2017-05-08 20:42
xushukui
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题意： 有n个点组成一棵树，问至少要删除多少条边才能获得一棵有p个结点的子树？思路： 设dp[i][k]为以i为根，生成节点数为k的子树，所需剪掉的边数。 dp[i][1] = total(i.son) + 1，即剪掉与所有儿子（total(i.son)）的边，还要剪掉与其父亲（+1... 阅读全文
posted @ 2017-05-07 19:04
xushukui
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