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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, employeeData[i].hours, employeeData[i].overtimeHrs);
  78.  
  79.  
  80.     } // for
  81.  
  82.     // Print the column headers
  83.     printHeader();
  84.  
  85.     // print out each employee
  86.     for (i = 0; i < SIZE; ++i) 
  87.     { 
  88.         printEmp (employeeData[i].clockNumber, 
  89.                   employeeData[i].wageRate, 
  90.                   employeeData[i].hours,
  91.                   employeeData[i].overtimeHrs, 
  92.                   employeeData[i].grossPay);
  93.     }
  94.  
  95.     return(0); // success
  96.  
  97. } // main
  98.  
  99. //**************************************************************
  100. // Function: getHours 
  101. // 
  102. // Purpose: Obtains input from user, the number of hours worked 
  103. // per employee and stores the result in a local variable 
  104. // that is passed back to the calling function. 
  105. // 
  106. // Parameters: clockNumber - The unique employee ID
  107. // 
  108. // Returns: hoursWorked - hours worked in a given week
  109. //  
  110. //**************************************************************
  111.  
  112. float getHours (long int clockNumber) 
  113. { 
  114.  
  115.     float hoursWorked; // hours worked in a given week
  116.  
  117.     // Read in hours for employee
  118.     printf("\nEnter hours worked by emp # %06li: ", clockNumber); 
  119.     scanf ("%f", &hoursWorked); 
  120.  
  121.     // return hours back to the calling function
  122.     return (hoursWorked);
  123.  
  124. } // getHours
  125.  
  126. //**************************************************************
  127. // Function: printHeader
  128. // 
  129. // Purpose: Prints the initial table header information.
  130. // 
  131. // Parameters: none
  132. // 
  133. // Returns: void
  134. //  
  135. //**************************************************************
  136.  
  137. void printHeader (void) 
  138. { 
  139.  
  140.     printf ("\n\n*** Pay Calculator ***\n");
  141.  
  142.     // print the table header
  143.     printf("\nClock# Wage  Hours  OT      Gross\n");
  144.     printf("------------------------------------------------\n");
  145.  
  146. } // printHeader
  147.  
  148.  
  149. //************************************************************* 
  150. // Function: printEmp 
  151. // 
  152. // Purpose: Prints out all the information for an employee
  153. // in a nice and orderly table format.
  154. // 
  155. // Parameters: 
  156. //
  157. //     clockNumber - unique employee ID
  158. //     wageRate - hourly wage rate
  159. //     hours - Hours worked for the week
  160. //     overtimeHrs - overtime hours worked in a week
  161. //     grossPay - gross pay for the week
  162. // 
  163. // Returns: void
  164. //  
  165. //**************************************************************
  166.  
  167. void printEmp (long int clockNumber, float wageRate, float hours,
  168.                 float overtimeHrs, float grossPay)
  169. {
  170.  
  171.     // Print out a single employee
  172.     printf("\n %06li %5.2f %4.1f %4.1f %8.2f",
  173.           clockNumber, wageRate, hours,
  174.           overtimeHrs, grossPay);
  175.  
  176. }  // printEmp
  177.  
  178. // TODO: Add your functions here
  179.  
  180. //***************************************************************
  181. //
  182. //Function: calcOT
  183. //
  184. //Purpose: calculates overtime hours of employee using hours and
  185. //STD_HOURS
  186. //
  187. //Parameters: hours // number of hours employee worked
  188. //
  189. //returns: overtimeHrs
  190. //
  191. //
  192. //**************************************************************
  193. float calcOT (float hours)
  194. {
  195.  
  196. 	float overtimeHrs; // local variable for overtimeHrs
  197.  
  198. 	if (hours > STD_HOURS)
  199. 	{
  200.  
  201. 		overtimeHrs = (hours - STD_HOURS); // calc overtimeHrs
  202.  
  203. 	}// for if
  204. 	else
  205. 	{
  206.  
  207. 		overtimeHrs = 0;
  208.  
  209. 	}// for else
  210. 	return (overtimeHrs); // retunrs overtimeHrs
  211.  
  212. } // calcOT
  213.  
  214. //**************************************************************
  215. //Function: calcGross
  216. //
  217. //Description: uses if statment to check if employee has worked
  218. // overtime or not, then adds normal pay to overtime pay to get
  219. // gross pay which is called back to the calling function.
  220. //
  221. //Parameters: wageRate - amount paid per hour
  222. //			  hours - number of hours worked
  223. //			  overtimeHrs - hours of overtime
  224. //
  225. //Returns: grossPay - nomrmal pay and overtime pay added together
  226. //
  227. //**************************************************************
  228. float calcGross (float wageRate, float hours, float overtimeHrs)
  229. {
  230.  
  231. 	float grossPay; // gross pay to be calculated
  232. 	float normalPay; // normal pay earned
  233. 	float overtimePay; // overtime pay earned 
  234.  
  235. 	if (hours > STD_HOURS) 
  236. 	{
  237. 		// calculate overtime hours
  238. 		overtimeHrs = hours - STD_HOURS;
  239.  
  240. 		// calculate normal pay
  241. 		normalPay = STD_HOURS * wageRate;
  242.  
  243. 		// calculate overtime pay
  244. 		overtimePay = overtimeHrs * wageRate * OT_RATE;
  245.  
  246. 		}	
  247. 	else
  248. 	{
  249. 		//they have no overtime hours
  250. 		overtimeHrs = 0;
  251. 		overtimePay = 0;
  252.  
  253. 		// calculate normal pay
  254. 		normalPay = hours * wageRate;
  255.  
  256. 		}// for if
  257.  
  258.  
  259. 	grossPay = normalPay + overtimePay;	// calculate gross pay
  260.  
  261. 	return (grossPay);
  262. } // calcGross
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37.0
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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  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/OJMWqa
language:
C (gcc 8.3)
created:
4 days ago
visibility:
public

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