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double fmod(double x,double y); ÇóÁ½¸¡µãÊýÏà³ýºóµÄÓàÊý
C/C++ code:
double fmod(double a,double b){
int c;
c=(int)(a/b);
return a-b*c;
}
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double my_fmod02(double x, double y)
{
double temp, ret;
if (y == 0.0)
return 0.0;
temp = floor(x/y);
ret = x - temp * y;
if ((x < 0.0) != (y < 0.0))
ret = ret - y;
return ret;
}
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