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共 29948 条结果,以下是第 4291-4300 条。(用时 343 毫秒)

各数之和互不相等条件

IT江湖青梅2006-10-14 09:10:10

A增进位制下,假定A以内有序列B1到BM之和各不相等,则A平方内有2M个数之和各不相等,它们分别是: B1到BM,B1*A+D到BM*A+D D为一个变量,它能使B1*A+D避开B1到BM序列的和值空间。

IT江湖青梅2006-10-13 18:39:47

11个

IT江湖青梅2006-10-13 17:37:40

1:3,4,6,9,14,22,31,45,59,80 2(1):5,7,10,15,23,32,46,60,81 3(1,2):8,11,16,24,33,42,47,61,82 5(2,3,4):13,18,26,35,49,63,84 8(3,5,6,7):21,29,38,52,66,87 13(5,8,10,11,12):34,43,57,71,92 21(8,16,18,19,20):51,65,79,100 30(9,17,22,25,27,28,29):74,88,109 44(14,23,36,39,41,42,43):102,121 58(14,28,37,45,50,53,55,56,57):137 79(21,35,49,58,66,71,74,76,77,78):

你找的也是12个啊

IT江湖青梅2006-10-13 17:15:00

我找的已经是最紧凑序列了。

12个

IT江湖青梅2006-10-13 17:11:56

1,2,3,5,8,13,21,30,39,53,67,88

我是连不上gtalk才看的,我可没动

IT江湖青梅2006-10-13 16:41:06

google又被人劫持DNS了吧?

IT江湖青梅2006-10-13 16:21:03

今天下午15:40左右断断续续,15:45左右无法访问,google.cn返回信息是: Object not found! The requested URL was not found on this server. If you entered the URL manually please check your spelling and try again. If you think this is a server error, please contact the webmaster. Error 404 www.jcdh.cn Fri Oct 13 15:43:39 2006 Apache/2.2.3 (Unix) PHP/4.4.3

气死我了,还是做错了

IT江湖青梅2006-10-13 01:32:14

1:3,4,6,9,14,22,31,40,54,68,89 2(1):5,7,10,15,23,32,41,55,69,90 3(1,2):8,11,16,24,33,42,56,70,91 5(2,3,4):13,18,26,35,44,58,72,93 8(3,5,6,7):21,29,38,47,61,75,96 13(5,8,10,11,12):34,43,52,66,80,101 21(8,16,18,19,20):51,60,74,88,109 30(9,17,22,25,27,28,29):69,83,97,118 39(9,18,26,31,34,36,37,38):92,106,127 53(14,23,32,40,45,48,50,51,52):120,141 67(14,28,37,46,54,59,62,64,65,66):155 88 上面是我手工计算的结果,计算方法:重点看括号里的,差值最多只允许重复上一步里,数列里的数和差值同...

先在10以内建模

IT江湖青梅2006-10-12 20:03:29

找出最紧凑数列规律,然后套用啊。

加注解版本

IT江湖青梅2006-10-12 18:33:01

a=1,b=2,x=2,y=2 ****初始变量赋值(前面漏了x赋值,这个版本补上) do while x<=100 ****当x<=100时执行循环 x=a+b if x>100 ****当x非法时,跳出循环 loop endif a=b,b=x ****分别使用新的b值替换a值、x值替换b值 y=y+1 ****y计数加一 enddo ?y ****打印得到的y值

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