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  1. //********************************************************
  2. //
  3. // Assignment 6 - Structures
  4. //
  5. // Name: Robert Liszka
  6. //
  7. // Class: C Programming, Spring, 2025
  8. //
  9. // Date: March 8. 2025
  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. // TODO: Add your other function prototypes here
  49.  
  50. float calcOT (float hours); 
  51.  
  52. float calcGross (float wageRate, float hours, float overtimeHrs);
  53.  
  54. int main ()
  55. {
  56.     // Set up a local variable to store the employee information
  57.     struct employee employeeData[SIZE] = {
  58.         { 98401, 10.60 },
  59.         { 526488, 9.75 },
  60.         { 765349, 10.50 }, // initialize clock and wage values
  61.         { 34645, 12.25 },
  62.         { 127615, 8.35 }
  63.     };
  64.  
  65.     int i;  // loop and array index
  66.  
  67.     // Call functions as needed to read and calculate information
  68.     for (i = 0; i < SIZE; ++i) 
  69.     { 
  70.  
  71.        // Prompt for the number of hours worked by the employee
  72.        employeeData[i].hours = getHours (employeeData[i].clockNumber); 
  73.  
  74.        // TODO: Add other function calls as needed to calculate overtime and gross
  75.        employeeData[i].overtimeHrs = calcOT (employeeData[i].hours);
  76.  
  77.        employeeData[i].grossPay = calcGross (employeeData[i].wageRate, 
  78.                                              employeeData[i].hours,
  79.                                              employeeData[i].overtimeHrs);
  80.  
  81.     } // for
  82.  
  83.     // Print the column headers
  84.     printHeader();
  85.  
  86.     // print out each employee
  87.     for (i = 0; i < SIZE; ++i) 
  88.     { 
  89.         printEmp (employeeData[i].clockNumber, 
  90.                   employeeData[i].wageRate, 
  91.                   employeeData[i].hours,
  92.                   employeeData[i].overtimeHrs, 
  93.                   employeeData[i].grossPay);
  94.     }
  95.  
  96.     return(0); // success
  97.  
  98. } // main
  99.  
  100. //**************************************************************
  101. // Function: getHours 
  102. // 
  103. // Purpose: Obtains input from user, the number of hours worked 
  104. // per employee and stores the result in a local variable 
  105. // that is passed back to the calling function. 
  106. // 
  107. // Parameters: clockNumber - The unique employee ID
  108. // 
  109. // Returns: hoursWorked - hours worked in a given week
  110. //  
  111. //**************************************************************
  112.  
  113. float getHours (long int clockNumber) 
  114. { 
  115.  
  116.     float hoursWorked; // hours worked in a given week
  117.  
  118.     // Read in hours for employee
  119.     printf("\nEnter hours worked by emp # %06li: ", clockNumber); 
  120.     scanf ("%f", &hoursWorked); 
  121.  
  122.     // return hours back to the calling function
  123.     return (hoursWorked);
  124.  
  125. } // getHours
  126.  
  127. //**************************************************************
  128. // Function: printHeader
  129. // 
  130. // Purpose: Prints the initial table header information.
  131. // 
  132. // Parameters: none
  133. // 
  134. // Returns: void
  135. //  
  136. //**************************************************************
  137.  
  138. void printHeader (void) 
  139. { 
  140.  
  141.     printf ("\n\n*** Pay Calculator ***\n");
  142.  
  143.     // print the table header
  144.     printf("\nClock# Wage  Hours  OT      Gross\n");
  145.     printf("------------------------------------------------\n");
  146.  
  147. } // printHeader
  148.  
  149.  
  150. //************************************************************* 
  151. // Function: printEmp 
  152. // 
  153. // Purpose: Prints out all the information for an employee
  154. // in a nice and orderly table format.
  155. // 
  156. // Parameters: 
  157. //
  158. //     clockNumber - unique employee ID
  159. //     wageRate - hourly wage rate
  160. //     hours - Hours worked for the week
  161. //     overtimeHrs - overtime hours worked in a week
  162. //     grossPay - gross pay for the week
  163. // 
  164. // Returns: void
  165. //  
  166. //**************************************************************
  167.  
  168. void printEmp (long int clockNumber, float wageRate, float hours,
  169.                 float overtimeHrs, float grossPay)
  170. {
  171.  
  172.     // Print out a single employee
  173.     printf("\n %06li %5.2f %4.1f %4.1f %8.2f",
  174.           clockNumber, wageRate, hours,
  175.           overtimeHrs, grossPay);
  176.  
  177. }  // printEmp
  178.  
  179. // TODO: Add your functions here
  180.  
  181. //***************************************************************
  182. //
  183. //Function: calcOT
  184. //
  185. //Purpose: calculates overtime hours of employee using hours and
  186. //STD_HOURS
  187. //
  188. //Parameters: hours // number of hours employee worked
  189. //
  190. //returns: overtimeHrs
  191. //
  192. //
  193. //**************************************************************
  194. float calcOT (float hours)
  195. {
  196.  
  197. 	float overtimeHrs; // local variable for overtimeHrs
  198.  
  199.  
  200. 	overtimeHrs = hours - STD_HOURS; // calc overtimeHrs
  201.  
  202.  
  203. 	return (overtimeHrs); // retunrs overtimeHrs
  204.  
  205. } // calcOT
  206.  
  207. //**************************************************************
  208. //Function: calcGross
  209. //
  210. //Description: uses if statment to check if employee has worked
  211. // overtime or not, then adds normal pay to overtime pay to get
  212. // gross pay which is called back to the calling function.
  213. //
  214. //Parameters: wageRate - amount paid per hour
  215. //			  hours - number of hours worked
  216. //			  overtimeHrs - hours of overtime
  217. //
  218. //Returns: grossPay - nomrmal pay and overtime pay added together
  219. //
  220. //**************************************************************
  221. float calcGross (float wageRate, float hours, float overtimeHrs)
  222. {
  223.  
  224. 	float grossPay; // gross pay to be calculated
  225. 	float normalPay; // normal pay earned
  226. 	float overtimePay; // overtime pay earned 
  227.  
  228. 	if (hours > STD_HOURS) 
  229. 	{
  230. 		// calculate overtime hours
  231. 		overtimeHrs = hours - STD_HOURS;
  232.  
  233. 		// calculate normal pay
  234. 		normalPay = STD_HOURS * wageRate;
  235.  
  236. 		// calculate overtime pay
  237. 		overtimePay = overtimeHrs * wageRate * OT_RATE;
  238.  
  239. 		}	
  240. 	else
  241. 	{
  242. 		//they have no overtime hours
  243. 		overtimeHrs = 0;
  244. 		overtimePay = 0;
  245.  
  246. 		// calculate normal pay
  247. 		normalPay = hours * wageRate;
  248.  
  249. 		}// for if
  250.  
  251.  
  252. 	grossPay = normalPay + overtimePay;	
  253.  
  254. 	return (grossPay);
  255. } // calcGross
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51.0
42.5
37.0
45.0
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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 -3.0   388.50
 034645 12.25 45.0  5.0   581.88
 127615  8.35  0.0 -40.0     0.00
https://ideone.com/AKvqbb
language:
C (gcc 8.3)
created:
7 hours ago
visibility:
public

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