6xiii.cpp

C/C++程序设计导论（第二版）》程序源文件

// RecomDose()  Return a drug dose based on wt. and sex
// ASSUMPTION: sex is `F' or `M', weight is a positive value
const float F_INC = 0.3;
const float M_INC = 0.5;
const int F_DOSE = 8;
const int M_DOSE = 10;

float RecomDose (char sex, float wt)
{	int size;					// number of dose units
	float dose;					// recommended dose

	if (sex == 'M')
	{	size = wt / M_DOSE;				// truncates on assignment!
		dose = size * M_INC;
	}
	else
	{	size = wt / F_DOSE;
		dose = size * F_INC;
	}
	return (dose);
}