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How Many Points of Intersection?
uva10790:http://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&page=show_problem&problem=1731题意:两条水平线,分别有n,m个点,点之间两两连线,求有多少个交点。题解:手动模拟一...
分类:其他好文   时间:2014-07-16 18:46:50    阅读次数:182
Leetcode Unique Paths II
Follow up for "Unique Paths":Now consider if some obstacles are added to the grids. How many unique paths would there be?An obstacle and empty space i...
分类:其他好文   时间:2014-07-16 18:09:43    阅读次数:209
POJ 2524 :Ubiquitous Religions
Ubiquitous Religions Time Limit: 5000MS Memory Limit: 65536K Total Submissions: 23171 Accepted: 11406 Description There are so many different religions in the w...
分类:其他好文   时间:2014-07-16 17:22:31    阅读次数:203
【HDOJ】2267 How Many People Can Survive
BFS。 1 #include 2 #include 3 #include 4 #include 5 using namespace std; 6 7 #define MAXN 305 8 9 typedef struct node_st {10 int x, y;11 ...
分类:其他好文   时间:2014-07-15 23:05:28    阅读次数:289
hdu 1213 How Many Tables
How Many Tables Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 12689    Accepted Submission(s): 6223 Problem Description Today is Igna...
分类:其他好文   时间:2014-07-15 13:04:03    阅读次数:324
[ACM] POJ 3259 Wormholes (bellman-ford最短路径,判断是否存在负权回路)
Wormholes Time Limit: 2000MS   Memory Limit: 65536K Total Submissions: 29971   Accepted: 10844 Description While exploring his many farms, Farmer John has discovered a ...
分类:其他好文   时间:2014-07-15 12:40:21    阅读次数:341
mongodb查看连接数、同步时间、oplog的命令
1) mongodb查看连接数: db.serverStatus().connections;2) mongodb查看同步时间: db.printSlaveReplicationInfo(); %%查看从服务器上的同步时间3) mongodb查看oplog分磁盘空间: db.printRepl...
分类:数据库   时间:2014-07-14 19:18:36    阅读次数:619
[ACM] POJ 3295 Ubiquitous Religions (并查集)
Ubiquitous Religions Time Limit: 5000MS   Memory Limit: 65536K Total Submissions: 23093   Accepted: 11379 Description There are so many different religions in the world...
分类:其他好文   时间:2014-07-14 18:28:12    阅读次数:222
F - Ride to School(2.1.2)
F - Ride to School(2.1.2) Time Limit:1000MS     Memory Limit:30000KB     64bit IO Format:%I64d & %I64u Submit Status Description Many graduate students of Peking University are livin...
分类:其他好文   时间:2014-07-14 17:14:13    阅读次数:285
HDU 1213 How Many Tables
How Many Tables Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 12657    Accepted Submission(s): 6204 Problem Description Today is...
分类:其他好文   时间:2014-07-14 16:48:45    阅读次数:265
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