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#include   
#include   
#include   

void   main(void)
{
int   customernumber=10;         //¹Ë¿ÍÊý
int   salenumber=0,salenumberall=0;                       //ÿÌìÂô³ö±¨Ö½Êý,¼°10000ÌìµÄ×ÜÊý
int   i,j;
double   randnumber;
double   result;                           //×îÖÕ½á¹û£¬¹À¼Æ5×óÓÒ

for   (i=0;i <10000;i++)   {               //×¼±¸Ä£Äâ10000ÌìÂô±¨Ö½£¬×îºóȡƽ¾ù£¬¼´Ã¿ÌìµÄÂô³öÊý¡£¹À¼ÆÎª5
salenumber=0;
srand((unsigned)time(NULL));
for   (j=0;j randnumber=(double)rand()/32767;
if   (randnumber <0.5)
salenumber++;
}
cout < salenumberall+=salenumber;
}
result=(double)salenumberall/10000;
cout <
}

[ Last edited by zyj8119 on 2010-9-11 at 10:04 ]
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