fork download
copy 
  1. //********************************************************
  2. //
  3. // Assignment 6 - Structures
  4. //
  5. // Name: Matthew Chen
  6. //
  7. // Class: C Programming, Fall 2026
  8. //
  9. // Date: 10/12/2026
  10. //
  11. // Description: Program which determines overtime and 
  12. // gross pay for a set of employees with outputs sent 
  13. // to standard output (the screen).
  14. //
  15. // Call by Value design
  16. //
  17. //********************************************************
  18.  
  19. // Define and Includes
  20.  
  21. #include <stdio.h>
  22.  
  23. // Define Constants
  24. #define SIZE 5
  25. #define STD_HOURS 40.0
  26. #define OT_RATE 1.5
  27.  
  28. // Define a global structure to pass employee data between functions
  29. // Note that the structure type is global, but you don't want a variable
  30. // of that type to be global. Best to declare a variable of that type
  31. // in a function like main or another function and pass as needed.
  32.  
  33. struct employee
  34. {
  35.     long int clockNumber;
  36.     float wageRate;
  37.     float hours;
  38.     float overtimeHrs;
  39.     float grossPay;
  40. };
  41.  
  42. // define prototypes here for each function except main
  43. float getHours (long int clockNumber);
  44. void printHeader (void);
  45. void printEmp (long int clockNumber, float wageRate, float hours,
  46.                float overtimeHrs, float grossPay);
  47.  
  48. float calculateOvertime(float hours);
  49. float calculateGrossPay(float wageRate, float hours, float overtimeHrs);
  50. int main ()
  51. {
  52.     // Set up a local variable to store the employee information
  53.     struct employee employeeData[SIZE] = {
  54.         { 98401, 10.60 },
  55.         { 526488, 9.75 },
  56.         { 765349, 10.50 }, // initialize clock and wage values
  57.         { 34645, 12.25 },
  58.         { 127615, 8.35 }
  59.     };
  60.  
  61.     int i;  // loop and array index
  62.  
  63.     // Call functions as needed to read and calculate information
  64.     for (i = 0; i < SIZE; ++i) 
  65.     { 
  66.  
  67.        // Prompt for the number of hours worked by the employee
  68.        employeeData[i].hours = getHours (employeeData[i].clockNumber); 
  69.  
  70.        employeeData[i].overtimeHrs =
  71.             calculateOvertime(employeeData[i].hours);
  72.  
  73.         employeeData[i].grossPay =
  74.             calculateGrossPay(
  75.                 employeeData[i].wageRate,
  76.                 employeeData[i].hours,
  77.                 employeeData[i].overtimeHrs
  78.             );            
  79.     } // for
  80.  
  81.     // Print the column headers
  82.     printHeader();
  83.  
  84.     // print out each employee
  85.     for (i = 0; i < SIZE; ++i) 
  86.     { 
  87.         printEmp (employeeData[i].clockNumber, 
  88.                   employeeData[i].wageRate, 
  89.                   employeeData[i].hours,
  90.                   employeeData[i].overtimeHrs, 
  91.                   employeeData[i].grossPay);
  92.     }
  93.  
  94.     return(0); // success
  95.  
  96. } // main
  97.  
  98. //**************************************************************
  99. // Function: getHours 
  100. // 
  101. // Purpose: Obtains input from user, the number of hours worked 
  102. // per employee and stores the result in a local variable 
  103. // that is passed back to the calling function. 
  104. // 
  105. // Parameters: clockNumber - The unique employee ID
  106. // 
  107. // Returns: hoursWorked - hours worked in a given week
  108. //  
  109. //**************************************************************
  110.  
  111. float getHours (long int clockNumber) 
  112. { 
  113.  
  114.     float hoursWorked; // hours worked in a given week
  115.  
  116.     // Read in hours for employee
  117.     printf("\nEnter hours worked by emp # %06li: ", clockNumber); 
  118.     scanf ("%f", &hoursWorked); 
  119.  
  120.     // return hours back to the calling function
  121.     return (hoursWorked);
  122.  
  123. } // getHours
  124.  
  125. //**************************************************************
  126. // Function: printHeader
  127. // 
  128. // Purpose: Prints the initial table header information.
  129. // 
  130. // Parameters: none
  131. // 
  132. // Returns: void
  133. //  
  134. //**************************************************************
  135.  
  136. void printHeader (void) 
  137. { 
  138.  
  139.     printf ("\n\n*** Pay Calculator ***\n");
  140.  
  141.     // print the table header
  142.     printf("\nClock# Wage  Hours  OT      Gross\n");
  143.     printf("------------------------------------------------\n");
  144.  
  145. } // printHeader
  146.  
  147.  
  148. //************************************************************* 
  149. // Function: printEmp 
  150. // 
  151. // Purpose: Prints out all the information for an employee
  152. // in a nice and orderly table format.
  153. // 
  154. // Parameters: 
  155. //
  156. //     clockNumber - unique employee ID
  157. //     wageRate - hourly wage rate
  158. //     hours - Hours worked for the week
  159. //     overtimeHrs - overtime hours worked in a week
  160. //     grossPay - gross pay for the week
  161. // 
  162. // Returns: void
  163. //  
  164. //**************************************************************
  165.  
  166. void printEmp (long int clockNumber, float wageRate, float hours,
  167.                 float overtimeHrs, float grossPay)
  168. {
  169.  
  170.     // Print out a single employee
  171.     printf("\n %06li %5.2f %4.1f %4.1f %8.2f",
  172.           clockNumber, wageRate, hours,
  173.           overtimeHrs, grossPay);
  174.  
  175. }  // printEmp
  176.  
  177. float calculateOvertime(float hours)
  178. {
  179.     if (hours > STD_HOURS)
  180.         return hours - STD_HOURS;
  181.     else
  182.         return 0.0;
  183. }
  184.  
  185. // Calculate gross pay, including overtime
  186. float calculateGrossPay(float wageRate, float hours,
  187.                         float overtimeHrs)
  188. {
  189.     float normalHours;
  190.     float normalPay;
  191.     float overtimePay;
  192.  
  193.     if (hours > STD_HOURS)
  194.         normalHours = STD_HOURS;
  195.     else
  196.         normalHours = hours;
  197.  
  198.     normalPay = normalHours * wageRate;
  199.     overtimePay = overtimeHrs * wageRate * OT_RATE;
  200.  
  201.     return normalPay + overtimePay;
  202. }
Success #stdin #stdout 0.01s 5304KB
comments (?)
stdin
copy 
51.0
42.5
37.0
45.0
0.0
stdout
copy 
Enter hours worked by emp # 098401: 
Enter hours worked by emp # 526488: 
Enter hours worked by emp # 765349: 
Enter hours worked by emp # 034645: 
Enter hours worked by emp # 127615: 

*** Pay Calculator ***

Clock# Wage  Hours  OT      Gross
------------------------------------------------

 098401 10.60 51.0 11.0   598.90
 526488  9.75 42.5  2.5   426.56
 765349 10.50 37.0  0.0   388.50
 034645 12.25 45.0  5.0   581.88
 127615  8.35  0.0  0.0     0.00
https://ideone.com/aM2rAa
language:
C (gcc 8.3)
created:
2 days ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!