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  1. //********************************************************
  2. //
  3. // Assignment 6 - Structures
  4. //
  5. // Name: Heather Grothe
  6. //
  7. // Class: C Programming, Spring 2026
  8. //
  9. // Date: March 7, 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. #include <stdio.h>
  21.  
  22. // Define Constants
  23. #define SIZE 5
  24. #define STD_HOURS 40.0
  25. #define OT_RATE 1.5
  26.  
  27. // Define a global structure to pass employee data between functions
  28. // Note that the structure type is global, but you don't want a variable
  29. // of that type to be global. Best to declare a variable of that type
  30. // in a function like main or another function and pass as needed.
  31.  
  32. struct employee
  33. {
  34.     long int clockNumber; // Employees unique clock number
  35.     float wageRate; // Employees hourly rate
  36.     float hours; // Employees number of hours worked in a week
  37.     float overtimeHrs; // Employees number of hour over the standard work week
  38.     float grossPay; // Employees weekly pay 
  39. };
  40.  
  41. // Define prototypes here for each function except main
  42. float getHours (long int clockNumber);
  43. void printHeader (void);
  44. void printEmp (long int clockNumber, float wageRate, float hours,
  45.                float overtimeHrs, float grossPay);
  46. float calculateOvertimeHours(float hours);
  47. float calculateGrossPay(float wageRate, float hours, float overtimeHrs);
  48.  
  49.  
  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.  
  65.     for (i = 0; i < SIZE; ++i) 
  66.     { 
  67.  
  68.     	// Prompt for the number of hours worked by the employee
  69.     	employeeData[i].hours = getHours (employeeData[i].clockNumber); 
  70.  
  71. 		// Calculate overtime hours
  72. 		employeeData[i].overtimeHrs = calculateOvertimeHours(employeeData[i].hours);
  73.  
  74. 		// Calculate gross pay
  75. 		employeeData[i].grossPay = calculateGrossPay(employeeData[i].wageRate, 
  76. 			employeeData[i].hours, employeeData[i].overtimeHrs); 
  77.  
  78.     } // for
  79.  
  80.     // Print the column headers
  81.     printHeader();
  82.  
  83.     // Print out each employee
  84.     for (i = 0; i < SIZE; ++i) 
  85.     { 
  86.         printEmp (employeeData[i].clockNumber, 
  87.                   employeeData[i].wageRate, 
  88.                   employeeData[i].hours,
  89.                   employeeData[i].overtimeHrs, 
  90.                   employeeData[i].grossPay);
  91.     }
  92.  
  93.     return(0); // success
  94.  
  95. } // main
  96.  
  97. //**************************************************************
  98. // Function: getHours 
  99. // 
  100. // Purpose: Obtains input from user, the number of hours worked 
  101. // per employee and stores the result in a local variable 
  102. // that is passed back to the calling function. 
  103. // 
  104. // Parameters: clockNumber - The unique employee ID
  105. // 
  106. // Returns: hoursWorked - hours worked in a given week
  107. //  
  108. //**************************************************************
  109.  
  110. float getHours (long int clockNumber) 
  111. { 
  112.  
  113.     float hoursWorked; // hours worked in a given week
  114.  
  115.     // Read in hours for employee
  116.     printf("\nEnter hours worked by emp # %06li: ", clockNumber); 
  117.     scanf ("%f", &hoursWorked); 
  118.  
  119.     // Return hours back to the calling function
  120.     return (hoursWorked);
  121.  
  122. } // getHours
  123.  
  124. //**************************************************************
  125. // Function: printHeader
  126. // 
  127. // Purpose: Prints the initial table header information.
  128. // 
  129. // Parameters: none
  130. // 
  131. // Returns: void
  132. //  
  133. //**************************************************************
  134.  
  135. void printHeader (void) 
  136. { 
  137.  
  138.     printf ("\n\n*** Pay Calculator ***\n");
  139.  
  140.     // print the table header
  141.     printf("\nClock#   Wage   Hours  OT    Gross\n");
  142.     printf("------------------------------------------------\n");
  143.  
  144. } // printHeader
  145.  
  146.  
  147. //************************************************************* 
  148. // Function: printEmp 
  149. // 
  150. // Purpose: Prints out all the information for an employee
  151. // in a nice and orderly table format.
  152. // 
  153. // Parameters: 
  154. //
  155. //     clockNumber - unique employee ID
  156. //     wageRate - hourly wage rate
  157. //     hours - Hours worked for the week
  158. //     overtimeHrs - overtime hours worked in a week
  159. //     grossPay - gross pay for the week
  160. // 
  161. // Returns: void
  162. //  
  163. //**************************************************************
  164.  
  165. void printEmp (long int clockNumber, float wageRate, float hours,
  166.                 float overtimeHrs, float grossPay)
  167. {
  168.  
  169.     // Print out a single employee
  170.     printf("\n %06li %6.2f %5.1f %5.1f %8.2f",
  171.           clockNumber, wageRate, hours,
  172.           overtimeHrs, grossPay);
  173.  
  174. }  // printEmp
  175.  
  176. //**************************************************************
  177. // Function: calculateOvertimeHours 
  178. // 
  179. // Purpose: Calculate the number of hours of overtime worked. 
  180. // 
  181. // Parameters: hours - hours worked by the employee.
  182. // 
  183. // Returns: overtimeHrs - number of hours worked above the STD_WORK_WEEK constant.
  184. //  
  185. //**************************************************************
  186.  
  187.  
  188. float calculateOvertimeHours(float hours){
  189. 	float overtimeHrs; // Stored variable to calculate overtime hours
  190.  
  191. 	// If else statement to determine possible overtime hours
  192. 	if (hours > STD_HOURS) {
  193.         	overtimeHrs = hours - STD_HOURS;
  194.         } else {
  195.         	overtimeHrs = 0; 
  196.         } // If else
  197.  
  198.     // return overtimeHrs to the calling function
  199.     return overtimeHrs;
  200.  
  201. } // calculateOvertimeHours
  202.  
  203.  
  204. //**************************************************************
  205. // Function: calculateGrossPay 
  206. // 
  207. // Purpose: Calculate the gross pay for the employee. 
  208. // 
  209. // Parameters: wageRate - employee wages per hour
  210. //             hours - hours worked by the employee.
  211. //             overtimeHrs - overtime hours worked by the employee  
  212. //
  213. // Returns: grossPay - total pay earned by employee for all hours worked including overtime.
  214. //  
  215. //**************************************************************
  216.  
  217. float calculateGrossPay(float wageRate, float hours, float overtimeHrs){
  218. 	float grossPay; // variable to store gross pay
  219. 	float overtimePay; // variable to store overtime pay
  220. 	float normalPay; // variable to store normal pay 
  221.  
  222. 	overtimePay = overtimeHrs * wageRate * OT_RATE;
  223. 	normalPay = (hours - overtimeHrs) * wageRate;
  224. 	grossPay = normalPay + overtimePay;
  225.  
  226. 	// returns gross pay to the calling function
  227. 	return grossPay; 
  228.  
  229.  
  230. } // calculateGrossPay
Success #stdin #stdout 0s 5320KB
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51.0
42.5
37.0
45.0
0.0
stdout
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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/5nezgP
language:
C (gcc 8.3)
created:
12 hours ago
visibility:
public

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