Program to calculate tax rate of 23% - C++ Data Type

C++ examples for Data Type:double

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Description

Program to calculate tax rate of 23%

Demo Code

#include <iostream>

const double FAIR_TAX = 0.23f;

double calculateTax(double);

int main(int argc, const char *argv[]) {
    double dAmount = 0.0f;
    double dAmountTotal = 0.0f;

    while (dAmount != -1) {
        std::cout << "Enter expenses (-1 to quit): ";
        std::cin >> dAmount;/*from ww w  .j  a  va2s .  c  o  m*/

        if (dAmount > 0) dAmountTotal += dAmount;
    }

    std::cout << "Total amount: " << dAmountTotal << std::endl;
    std::cout << "Tax: " << calculateTax(dAmountTotal) << std::endl;

    return 0;
}
// returns the tax rate
double calculateTax(double baseAmount) { 
   return baseAmount * FAIR_TAX; 
}

Result


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