Tree chain problem
Time Limit: 6000/3000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others)
Total Submission(s): 262 Accepted Submission(s): 59
Problem Description
Coco has a...
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其他好文 时间:
2015-07-22 19:03:19
阅读次数:
264
题目链接:http://acm.hdu.edu.cn/showproblem.php?pid=5288题意:在闭区间[l,r]内有一个数a[i],a[i]不能整除 除去自身以外的其他的数,f(l,r)表示在这区间内a[i]这样的数的个数,,现给你n个数,求所有区间的f(l,r)的和。思路:对于每个数...
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其他好文 时间:
2015-07-22 17:54:08
阅读次数:
97
题目链接:http://acm.hdu.edu.cn/showproblem.php?pid=5294题意:给你n个墓室,m条路径,一个人在1号墓室(起点),另一个人在n号墓室(终点),起点的那个人只有通过最短路径才能追上终点的那个人,而终点的那个人能切断任意路径。第一问——终点那人要使起点那人不能追上的..
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其他好文 时间:
2015-07-22 16:37:43
阅读次数:
95
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OO’s Sequence
Time Limit: 4000/2000 MS (Java/Others) Memory Limit: 131072/131072 K (Java/Others)
Total Submission(s): 1317 Accepted Submission(s): 467
Problem Description
...
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其他好文 时间:
2015-07-22 16:17:21
阅读次数:
127
OO’s Sequence
Time Limit: 4000/2000 MS (Java/Others) Memory Limit: 131072/131072 K (Java/Others)
Total Submission(s): 888 Accepted Submission(s): 335
Problem Description
OO has got a...
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其他好文 时间:
2015-07-22 16:10:41
阅读次数:
145
比赛的时候以为这是一道动态维护树的中心,看了题解发现自己想错了,公共祖先的题目确实是少
这次学习了一下set
发现有很多使用简便的地方#include
#include
#include
#include
#include
#include
using namespace std;
#...
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其他好文 时间:
2015-07-22 16:09:17
阅读次数:
122
roblem DescriptionTom owns a company and he is the boss. There are n staffs which are numbered from 1 to n in this company, and every staff has a abil...
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其他好文 时间:
2015-07-22 16:00:44
阅读次数:
116
OO’s Sequence
Time Limit: 4000/2000 MS (Java/Others) Memory Limit: 131072/131072 K (Java/Others)
Total Submission(s): 900 Accepted Submission(s): 339
Problem Description
OO has got a...
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其他好文 时间:
2015-07-22 13:25:43
阅读次数:
130
Assignment
Time Limit: 4000/2000 MS (Java/Others) Memory
Limit: 65536/65536 K (Java/Others)
Total Submission(s): 627 Accepted Submission(s): 318
Problem Description
Tom owns a comp...
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其他好文 时间:
2015-07-22 13:23:41
阅读次数:
234
Assignment
Time Limit: 4000/2000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others)
Total Submission(s): 617 Accepted Submission(s): 314
Problem Description
Tom owns a compan...
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其他好文 时间:
2015-07-22 13:23:30
阅读次数:
293