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wangww2011

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[½»Á÷] Project Euler 48 Å·À­¹¤³Ì 48 Ìâ ÒÑÓÐ5È˲ÎÓë

ÒÑÖª 1^1 + 2^2 + 3^3 + ... + 10^10 = 10405071317
ÇëÎÊ1^1 + 2^2 + 3^3 + ... + 1000^1000µÄºóʮλÊǶàÉÙ£¿
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sudo

ľ³æ (ÕýʽдÊÖ)

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xzhdty(½ð±Ò+2): »¶Ó­³£À´ÌÖÂÛ 2011-09-07 16:44:51
ÒòΪ
(a*b)%n == ((a%n)*(b%n))%n
¹Ê
CODE:
#include

int main()
{
    unsigned int i, j;
    unsigned long long sum=0, tmp;
    const unsigned long long k=10000000000ULL;
    for(i=1; i<=1000; i++){
        tmp=i;
        for(j=1; j             tmp *= i;
            tmp %= k;
        }
        sum += tmp;
    }

    printf("%010I64u\n", sum%k);

    return 0;
}

4Â¥2011-09-07 16:29:58
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 31 ¸ö»Ø´ð

tieer

ľ³æ (ÕýʽдÊÖ)

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xzhdty(½ð±Ò+1): »¶Ó­³£À´ÌÖÂÛ 2011-09-07 16:44:22
±©Á¦Õâ¸öµ±È»¼òµ¥£¬
python
CODE:
print sum([i**i for i in xrange(1,1001)])%10000000000

ºóʮλ£º9110846700

[ Last edited by tieer on 2011-9-7 at 13:59 ]
˼¿¼£¬ÈÃÕâ¸öÊÀ½ç¸üÓÐȤ¡£
2Â¥2011-09-07 13:56:36
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

tieer

ľ³æ (ÕýʽдÊÖ)

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ÓàÔó³É(½ð±Ò+2): ¹ÄÀø½»Á÷£¬»¶Ó­³£À´³ÌÐòÓïÑ԰棡 2011-09-09 23:20:49
»òÕßÕâÑù¿ìµã
CODE:
print sum([(i**i)%10000000000 for i in xrange(1,1001)])%10000000000

˼¿¼£¬ÈÃÕâ¸öÊÀ½ç¸üÓÐȤ¡£
3Â¥2011-09-07 14:02:12
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

libralibra

ÖÁ×ðľ³æ (ÖøÃûдÊÖ)

æôÆï½«¾ü

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jjdg(½ð±Ò+1): ¸Ðл²ÎÓë 2011-09-08 10:08:40
ben_ladeng: 2011-09-09 12:47:39
ÕâÎÒµ±Ê±Ð´µÄ,µ«ÊÇÏÖÔÚ¿´²»Ã÷°××¢ÊÍÁË
python
CODE:
# Ö»Òª×îºó10λ,ËùÒÔÄܱ»10Õû³ýµÄ²»ÓüÆËã,²»Ó°Ïì½á¹û
print str(reduce(lambda x,y:x+y,[c**c for c in xrange(1,1001) if c%10!=0]))[-10:]

½á¹û
9110846700
matlab/VB/python/c++/Javaд³ÌÐòÇë·¢QQÓʼþ:790404545@qq.com
5Â¥2011-09-08 01:03:26
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