CMSC104 - homework 1

solution1.c

#include <stdio.h>

double calculatePay(double hourlyRate, double hoursWorked)
{
  double pay = 0;

  if (hoursWorked > 40)
  {
    pay = hourlyRate * 40 + (hoursWorked - 40) * 1.5 * hourlyRate;
  }
  else
  {
    pay = hourlyRate * hoursWorked;
  }

  return pay;
}

int main()
{
  double hourlyRate = 0;
  double hoursWorked = 0;

  printf("Enter the hourly rate of pay for person 1: ");
  scanf("%lf", &hourlyRate);

  printf("Enter the number of hours worked by person 1 this week: ");
  scanf("%lf", &hoursWorked);

  double pay = calculatePay(hourlyRate, hoursWorked);

  printf("Person 1 earned $%.2lf this week\n", pay);

  printf("Enter the hourly rate of pay for person 2: ");
  scanf("%lf", &hourlyRate);

  printf("Enter the number of hours worked by person 2 this week: ");
  scanf("%lf", &hoursWorked);

  pay = calculatePay(hourlyRate, hoursWorked);

  printf("Person 2 earned $%.2lf this week\n", pay);

  return 0;
}

solution2.c

#include <stdio.h>

double calculatePay(double hourlyRate, double hoursWorked)
{
  double pay = 0;

  if (hoursWorked > 40)
  {
    pay = hourlyRate * 40 + (hoursWorked - 40) * 1.5 * hourlyRate;
  }
  else
  {
    pay = hourlyRate * hoursWorked;
  }

  return pay;
}

void getRateAndHoursAndPrintPay(int person)
{
  double hourlyRate = 0;
  double hoursWorked = 0;

  printf("Enter the hourly rate of pay for person %d: ", person);
  scanf("%lf", &hourlyRate);

  printf("Enter the number of hours worked by person %d this week: ", person);
  scanf("%lf", &hoursWorked);

  double pay = calculatePay(hourlyRate, hoursWorked);

  printf("Person %d earned $%.2lf this week\n", person, pay);
}

int main()
{
  getRateAndHoursAndPrintPay(1);
  getRateAndHoursAndPrintPay(2);

  return 0;
}