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huycwork

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Originally posted by libralibra at 2011-06-16 16:23:25:
Õâ¸öÖ»Äܱ©Á¦½â°É,

[code] #include <stdio.h>
#include <stdlib.h>
#include <math.h>

bool isPrime(int n)
{
        int i;
        bool flag = true;
        for(i=2;i<sqrt(abs(n));i++)
        {
...

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sudo

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Originally posted by huycwork at 2011-06-16 16:49:20:
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1. Éú³ÉËØÊý±íbool isPrime[87400]

2. Éú³ÉËØÊý±íint primeLessThanThousand[168]

3. Ñ­»·a´Ó-999µ½999£¬Ñ­»·b´ÓprimeLessThanThousand[168]ÀïÃæÈ¡
         ´Ó0¿ªÊ¼Ñ­»·µÝÔön£¬ÅжÏisPrime[n*(n+a)+b]£¬Èç¹ûtrue¼ÌÐø
         ¼Ç¼Í˳öʱµÄn£¬ºÍµ±Ç°×î´ó³¤¶È½øÐбȽϣ¬Èç¹û´óÓÚµ±Ç°×î´ó³¤¶È£¬¼Ç¼a*b²¢Öõ±Ç°×î´ó³¤¶ÈΪn

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12Â¥2011-06-16 18:36:26
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ÓàÔó³É(½ð±Ò+2): ¹ÄÀøÌÖÂÛ£¡ 2011-06-18 16:09:51
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Originally posted by huycwork at 2011-06-16 18:26:38:
ÎÊÏ£¬´úÂëÀïÃæµÄ²âÊÔÊý¾ÝΪɶÄÜÏÞÖÆÔÚ80¸öÒÔÄÚ£¿Õâ¸öÉÏÏÞÔõôȷ¶¨µÄßÀ£¿

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13Â¥2011-06-16 18:39:03
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libralibra

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Originally posted by huycwork at 2011-06-16 18:26:38:
ÎÊÏ£¬´úÂëÀïÃæµÄ²âÊÔÊý¾ÝΪɶÄÜÏÞÖÆÔÚ80¸öÒÔÄÚ£¿Õâ¸öÉÏÏÞÔõôȷ¶¨µÄßÀ£¿  

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[ Last edited by libralibra on 2011-6-16 at 18:52 ]
matlab/VB/python/c++/Javaд³ÌÐòÇë·¢QQÓʼþ:790404545@qq.com
14Â¥2011-06-16 18:46:06
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huycwork

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ÓàÔó³É(½ð±Ò+2): ¹ÄÀøÌÖÂÛ£¡ 2011-06-18 16:10:05
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Originally posted by sudo at 2011-06-16 18:39:03:
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huycwork

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Сľ³æ(½ð±Ò+0.5):¸ø¸öºì°ü£¬Ð»Ð»»ØÌû
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Originally posted by libralibra at 2011-06-16 18:46:06:
ÎÒ¾ÍÊǸù¾ÝÌáʾµÄµÚ¶þ¸öţʽ×Ó¹Û²ìµÄ,80µÄʱºò,abs(b)´óÓÚ1000ÁË,ËùÒÔÓ¦¸Ã½á¹ûҪСÓÚ80¸ö

[ Last edited by libralibra on 2011-6-16 at 18:52 ]

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