// run_pay_calculator.h

#ifndef _run_pay_calculator_h_
#define _run_pay_calculator_h_

#include <string>

const double kPayRate = 12;

class PayCalculatorError {
public:
    PayCalculatorError(const std::string & d) : description_(d) {}
    const std::string & what() const { return description_; }
private:
    std::string description_;
};

void run_pay_calculator();

#endif