taeguk
/ gen_rand_num_nondup.c
Created
December 21, 2015 09:53
Generate non-duplicate random numbers
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| void gen_rand_num_nondup(int *arr, int cnt, int s_num, int e_num) | |
| { | |
| int range = e_num - s_num; | |
| int in, im; | |
| for (in = 0, im = 0; in < range && im < cnt; ++in) { | |
| int rn = range - in; | |
| int rm = cnt - im; | |
| if (rand() % rn < rm) | |
| arr[im++] = in + s_num; | |
| } |
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| class A { | |
| private: | |
| A() {}; | |
| public: | |
| static A factory_A() { reutrn A(); } | |
| } | |
| // friend declaration for std::make_shared | |
| // works on VS2010 | |
| friend std::tr1::_Ref_count_obj<T> |
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| <!-- Project Name : PHP Web Shell --> | |
| <!-- Version : 0.01 --> | |
| <!-- First development date : 2012/07/31 --> | |
| <!-- This Version development date : 2012/07/31 --> | |
| <!-- language : html, css, javascript, php --> | |
| <!-- Developer : majorPE --> | |
| <!-- Web site : http://blog.naver.com/xornrbboy --> | |
| <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> | |
| <html> | |
| <head> |
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