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#include
using namespace std;
int main()
{int i=1,x,n=2,sum=0;
while(n<=20)
{sum=sum+i;
i=i*n;
n++;
}
cout<<"sum="< return 0;
}
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jjdg: ½ð±Ò+1, ¸Ðл²ÎÓë 2013-03-26 22:37:10
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Сmuer

½ð³æ (ÕýʽдÊÖ)

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2Â¥: Originally posted by libralibra at 2013-03-26 20:51:02
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3Â¥2013-03-26 21:04:24
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Сmuer

½ð³æ (ÕýʽдÊÖ)

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2Â¥: Originally posted by libralibra at 2013-03-26 20:51:02
ÕýÊýÒç³öÁ˾ͱ为ÊýÁË,°Ñsum¶¨ÒåΪlong longÊÔÊÔ

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wy_eda

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5Â¥2013-03-27 08:16:31
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lauysche

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Сmuer

½ð³æ (ÕýʽдÊÖ)

ÒýÓûØÌû:
6Â¥: Originally posted by lauysche at 2013-03-28 09:09:13
20µÄ½×³Ë´óԼΪ2.4329e+18£¬ËùÒÔ£¬¶ÔÓÚÒ»°ãµÄ³ÌÐòÔç¾ÍÔ½½çÒç³öÁË£¬²»¹ÜÊÇint longlong »¹ÊÇBigInt£¬²ÉÓôóÊýÏà³ËµÄ˼·½ö¿ÉÒÔËã×÷ÊÇÄÜÏÔʾ°É£¬ÎÒ¾õµÃûÓбØÒª

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7Â¥2013-03-28 09:19:31
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