13983. Milk Scheduling
Constraints
Time Limit: 1 secs, Memory Limit: 256 MB
Description
Farmer John has N cows that need to be milked (1
Being impatient animals, some cows will r...
分类：
其他好文 时间：
2015-04-13 09:32:47
阅读次数：
154
13914. Train Passengers
Constraints
Time Limit: 1 secs, Memory Limit: 256 MB
Description
The Nordic Company of Passing Carriages is losing money at an alarming rate because most of t...
分类：
其他好文 时间：
2015-04-10 22:33:19
阅读次数：
237
14256. Pseudo Semiprime
Constraints
Time Limit: 1 secs, Memory Limit: 256 MB
Description
In number theory, a positive integer is a semiprime if it is the product of two primes. For example, 35 i...
分类：
其他好文 时间：
2015-04-08 09:13:44
阅读次数：
108
14261. Generating Words
Constraints
Time Limit: 1 secs, Memory Limit: 256 MB
Description
Given two words A and B, a word W is said to be good if it satisfies the following conditions...
分类：
其他好文 时间：
2015-04-08 09:13:23
阅读次数：
116
14254. Wall Painting
Constraints
Time Limit: 1 secs, Memory Limit: 256 MB
Description
A wall looks dirty, so Alpha has been sent there to repaint it in order to make it clean.
The wall is H fee...
分类：
其他好文 时间：
2015-04-07 13:55:53
阅读次数：
154
1.查询主键(P)，外键（R）select cu.*,au.constraint_type from user_cons_columns cu, user_constraints au where cu.constraint_name = au.constraint_name and cu.cons...
分类：
数据库 时间：
2015-04-02 18:03:27
阅读次数：
173
13907. Dice Game
Constraints
Time Limit: 1 secs, Memory Limit: 256 MB
Description
Gunnar and Emma play a lot of board games at home, so they own many dice that are not normal 6- side...
分类：
其他好文 时间：
2015-03-31 09:09:29
阅读次数：
169
1063. Who's the Boss
Constraints
Time Limit: 1 secs, Memory Limit: 32 MB
Description
Several surveys indicate that the taller you are, the higher you can climb the corporate ladder. At T...
分类：
其他好文 时间：
2015-03-31 09:04:14
阅读次数：
125
1050. Numbers & Letters
Constraints
Time Limit: 3 secs, Memory Limit: 32 MB
Description
In the early 80’s, a popular TV show on Dutch television was ‘Cijfers en Letters’ (Numbers and Let...
分类：
其他好文 时间：
2015-03-31 09:03:22
阅读次数：
142
1317. Sudoku
Constraints
Time Limit: 10 secs, Memory Limit: 32 MB
Description
Sudoku is a placement puzzle. The goal is to enter a symbol in each cell of a grid, most frequently a 9 ...
分类：
其他好文 时间：
2015-03-31 09:03:13
阅读次数：
209
