?? Prime Ring Problem Time Limit: 10 Seconds Memory Limit: 32768 KB A ring is compose of n circles as shown in diagram. Put natural number 1, 2, ..., ...
分类:
其他好文 时间:
2017-06-19 09:51:37
阅读次数:
198
k-th divisor You are given two integers n and k. Find k-th smallest divisor of n, or report that it doesn't exist. Divisor of n is any such natural nu ...
分类:
其他好文 时间:
2017-06-18 13:15:19
阅读次数:
212
In the early days of the settlement of Australia, enterprising settlers unwisely introduced the European rabbit. This rabbit had no natural enemies in ...
分类:
其他好文 时间:
2017-06-17 10:09:22
阅读次数:
170
1138 - Trailing Zeroes (III) PDF (English) Statistics Forum Time Limit: 2 second(s) Memory Limit: 32 MB You task is to find minimal natural number N, ...
分类:
其他好文 时间:
2017-06-08 19:40:48
阅读次数:
211
Oracle表与表之间的连接方式(内连接:inner join 、外连接 全连接: full outer join、左连接:left outer join 、右连接:right outer join、自然连接:natural join) ...
分类:
数据库 时间:
2017-06-08 13:07:50
阅读次数:
321
[poj1465]Multiple Time Limit: 1000MS Memory Limit: 32768K Total Submissions: 7731 Accepted: 1723 Description a program that, given a natural number N ...
分类:
其他好文 时间:
2017-06-07 20:53:41
阅读次数:
125
数据排序 使用sort()1 升序-1 降序自然排序 数据插入的顺序$natural 分页显示skip(n):表示跨过多少数据行limit(n):取出的数据行的个数限制 ...
分类:
编程语言 时间:
2017-06-05 10:36:12
阅读次数:
251
【题目简述】:事实上就是依据题目描写叙述:A permutation of the integers 1 to n is an ordering of these integers. So the natural way to represent a permutation is to list t ...
分类:
其他好文 时间:
2017-06-04 20:03:49
阅读次数:
205
1097 - Lucky Number Lucky numbers are defined by a variation of the well-known sieve of Eratosthenes. Beginning with the natural numbers strike out al ...
分类:
其他好文 时间:
2017-04-22 14:43:42
阅读次数:
187
“,”:代表笛卡尔积; “natural join”:代表自然连接,即同名列等值连接; “natural left outer join”:表示左外连接; “natural right outer join”:表示右外连接。 注意:以下的写法在Oracle中都是不正确的。 1.r1 join r2 ...
分类:
其他好文 时间:
2017-04-18 19:02:33
阅读次数:
320