题目链接题意 : 如果两个线段相交就属于同一集合,查询某条线段所属集合有多少线段,输出。思路 : 先判断与其他线段是否相交,然后合并。 1 //1558 2 #include 3 #include 4 #include 5 #include 6 #define eps 1e-8 ...
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其他好文 时间:
2014-08-15 17:30:29
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172
题意:有一个游戏,有n个回合,每回合可以在指定的2个区域之一放炸弹,炸弹范围是一个圈,要求每回合的炸弹范围没有重合。得分是炸弹半径最小的值。求可以得到的最大分数。思路:二分+2SAT。二分炸弹范围,再根据有无重合建图,用2SAT判定。#include #include #include #inclu...
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其他好文 时间:
2014-08-15 17:17:49
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191
select sum(bytes) from dba_segments,等待时间0: waiting for 'gc cr request'...
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数据库 时间:
2014-08-15 16:01:09
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456
Gnome Tetravex
Time Limit: 10 Seconds Memory Limit: 32768 KB
Hart is engaged in playing an interesting game, Gnome Tetravex, these days. In the game, at the beginning, the player is given...
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其他好文 时间:
2014-08-15 16:00:49
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270
Problem Description
FSF is addicted to a stupid tower defense game. The goal of tower defense games is to try to stop enemies from crossing a map by building traps to slow them down and towers whic...
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其他好文 时间:
2014-08-15 14:42:48
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188
题意很简单了,对一个区间有两种操作:
1. "C A B C" Color the board from segment A to segment B with color C.
//A~B涂上颜色C
2. "P A B" Output the number of different colors painted between segment A and segment B (includ...
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其他好文 时间:
2014-08-15 14:39:58
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292
点击打开链接题目链接
Parity game
Time Limit: 1000MS
Memory Limit: 65536K
Total Submissions: 6249
Accepted: 2413
Description
Now and then you play the following game with...
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其他好文 时间:
2014-08-15 14:39:08
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221
Problem D: XYZZYADVENT: /ad?vent/, n. The prototypical computer adventure game, first designed by Will Crowther on the PDP-10 in the mid-1970s as an a...
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其他好文 时间:
2014-08-15 14:34:08
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194
这道题题意我不想说了,但是有一个条件必须的说,就是1-2其实是0-2这条边,3-4是2-4这条边,但是困惑了好久,其他就是哈希给他一个地址 ,然后把注解看下方
#include
#include
#define maxx 10001
int par[maxx];
int rank[maxx];
void init()
{
for(int i=0;i<=maxx;i++...
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其他好文 时间:
2014-08-15 12:55:08
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182