Mem_IM-CSDN博客

原创 <防无聊>题解

A - DZY Loves Hash A题就是一个简单的判重，所有输入的数对p取模，输出所得结果结果中第一个重复的位置。#include<bits/stdc++.h>using namespace std;int vis[305];int main(){ int n,p,num; cin>>p>>n; memset(vis,0,sizeof(vis));

2017-07-03 00:22:15 276

原创 Codeforces Round #369 (Div. 2)C. Coloring Trees

ZS the Coder and Chris the Baboon has arrived at Udayland! They walked in the park where n trees grow. They decided to be naughty and color the trees in the park. The trees are numbered with integers f

2016-09-06 17:00:01 224

原创 Codeforces Beta Round #17D. Notepad

time limit per test：2 seconds memory limit per test：64 megabytesNick is attracted by everything unconventional. He doesn’t like decimal number system any more, and he decided to study other number sys

2016-08-11 16:53:07 245

原创 POWOJ 2475 Xor问题（异或运算+字典树）

Time Limit: 2000 MS Memory Limit: 65536 KBDescription问题很简单，现在有一个数组a1，a2，a3……an。你的任务就是找到一个连续子段[l,r]，使得al^al+1^……^ar达到最大。Input多组输入，每组有两行。第一行有一个整数n(1<=n<=10^5)，表示数组的元素个数。第二行有n个元素，依次表示数组的元素。(0<=ai<=10^6)Ou

2016-08-10 21:38:37 360

原创最短的名字（简单字典树）

Time Limit: 5000 MS Memory Limit: 65536 KB在一个奇怪的村子中，很多人的名字都很长，比如aaaaa, bbb and abababab。名字这么长，叫全名显然起来很不方便。所以村民之间一般只叫名字的前缀。比如叫’aaaaa’的时候可以只叫’aaa’，因为没有第二个人名字的前三个字母是’aaa’。不过你不能叫’a’，因为有两个人的名字都以’a’开头。村里的人都很

2016-08-10 14:30:03 833 2

原创 HDU 5750 Dertouzos

Dertouzos Time Limit: 7000/3500 MS (Java/Others) Memory Limit: 131072/131072 K (Java/Others) Total Submission(s): 1836 Accepted Submission(s): 577Problem Description A positive proper divisor

2016-08-10 10:52:05 273

原创 Codeforces Round #366 (Div. 2) C. Thor

C. Thor time limit per test 2 seconds memory limit per test 256 megabytesThor is getting

2016-08-08 11:09:52 273

原创 HDU 5806 NanoApe Loves Sequence Ⅱ（双指针）

Time Limit: 4000/2000 MS (Java/Others) Memory Limit: 262144/131072 K (Java/Others)Problem Description NanoApe, the Retired Dog, has returned back to prepare for for the National Higher Education En

2016-08-07 16:22:58 318

原创 POJ 3667 Hotel

Time Limit: 3000MS Memory Limit: 65536KDescriptionThe cows are journeying north to Thunder Bay in Canada to gain cultural enrichment and enjoy a vacation on the sunny shores of Lake Superior. Bess

2016-07-28 15:06:47 207

原创 hdu 1689 Just a Hook

Time Limit: 4000/2000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Problem Description In the game of DotA, Pudge’s meat hook is actually the most horrible thing for most of the heroes

2016-07-27 20:53:10 208

原创 POJ 3468 A Simple Problem with Integers

Time Limit:5000MS Memory Limit:131072KBDescriptionYou have N integers, A1, A2, … , AN. You need to deal with two kinds of operations. One type of operation is to add some given number to each numbe

2016-07-27 20:26:55 206

原创 HDU 4027 Can you answer these queries?

Time Limit:2000MS Memory Limit:65768KBDescription A lot of battleships of evil are arranged in a line before the battle. Our commander decides to use our secret weapon to eliminate the battleships

2016-07-27 17:01:02 190

原创 HDU.1540 Tunnel Warfare

Time Limit:2000MS Memory Limit:32768KBDescription During the War of Resistance Against Japan, tunnel warfare was carried out extensively in the vast areas of north China Plain. Generally speaking,

2016-07-27 16:32:06 258

Mem_IM