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标题: 急,感激不尽!请教数学专家!50个0和1能出现多少个数组? [打印本页]

作者: 数学论坛菜鸟    时间: 2013-1-9 20:22
标题: 急,感激不尽!请教数学专家!50个0和1能出现多少个数组?
100000000000000000000000000000000000000000000000  ^" n$ w  E: I2 A* S* m4 [
010000000000000000000000000000000000000000000000
- x7 ]) ~. V* o/ ~$ M8 e6 s. j001000000000000000000000000000000000000000000000
9 {# o; S$ t8 W- [000100000000000000000000000000000000000000000000
7 q9 j' F; @  y) K: E6 ?! ?" X000010000000000000000000000000000000000000000000& z1 n, j4 U5 u7 i$ m. t! q
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010100100000000000000000000000000000000000000000; q( {- [: _; N9 I3 M
010100010100000000000000000000000000000000000000
6 y% _! d$ B' R' b4 F这样一直下去,能有多少个数组呢?
作者: 弘道    时间: 2014-7-28 22:48
谢谢楼主……辛苦啦!………………




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