functionPrototype.c

//輸出cost
double getTypeACost(double I-nc, double E-nc, double lc, int I-n SMS, int E-n SMS);
double getTypeBCost(double I-nc, double E-nc, double lc, int I-n SMS, int E-n SMS);
double getTypeCCost(double I-nc, double E-nc, double lc, int I-n SMS, int E-n SMS);
double getTypeDCost(double I-nc, double E-nc, double lc, int I-n SMS, int E-n SMS);
double getTypeECost(double I-nc, double E-nc, double lc, int I-n SMS, int E-n SMS);

//輸出真正花費(cost低於資費時，還是得花資費的錢)
double getTypeARealCost(double I-nc, double E-nc, double lc, int I-n SMS, int E-n SMS);
double getTypeBRealCost(double I-nc, double E-nc, double lc, int I-n SMS, int E-n SMS);
double getTypeCRealCost(double I-nc, double E-nc, double lc, int I-n SMS, int E-n SMS);
double getTypeDRealCost(double I-nc, double E-nc, double lc, int I-n SMS, int E-n SMS);
double getTypeERealCost(double I-nc, double E-nc, double lc, int I-n SMS, int E-n SMS);

//算出Type的編號, 從1~5
int getCheapestType(double I-nc, double E-nc, double lc, int I-n SMS, int E-n SMS){
	double minCost = getTypeARealCost(I-nc, E-nc, lc, I-n SMS, E-n SMS);
	int type = 1;

	if(getTypeBRealCost(I-nc, E-nc, lc, I-n SMS, E-n SMS)<minCost){
		minCost = getTypeBRealCost(I-nc, E-nc, lc, I-n SMS, E-n SMS);
		type=2;
	}
	if(getTypeCRealCost(I-nc, E-nc, lc, I-n SMS, E-n SMS)<minCost){
		minCost = getTypeCRealCost(I-nc, E-nc, lc, I-n SMS, E-n SMS);
		type=3;
	}
	if(getTypeDRealCost(I-nc, E-nc, lc, I-n SMS, E-n SMS)<minCost){
		minCost = getTypeDRealCost(I-nc, E-nc, lc, I-n SMS, E-n SMS);
		type=4;
	}
	if(getTypeERealCost(I-nc, E-nc, lc, I-n SMS, E-n SMS)<minCost){
		minCost = getTypeERealCost(I-nc, E-nc, lc, I-n SMS, E-n SMS);
		type=5;
	}
	return type;
}

//輸入Type的編號輸出type的錢
double getTypeCost(int type, double I-nc, double E-nc, double lc, int I-n SMS, int E-n SMS);

//輸入Type的編號輸出type真正的錢
double getTypeRealCost(int type, double I-nc, double E-nc, double lc, int I-n SMS, int E-n SMS);