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  1. //********************************************************
  2. //
  3. // Assignment 6 - Structures
  4. //
  5. // Name: John Eneh
  6. //
  7. // Class: C Programming, Fall 2025
  8. //
  9. // Date: 10/18/2025
  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. // Same prototypes as last week's assignment
  49. float calcOT (float hours);                                         
  50. float calcGross (float wageRate, float hours, float overtimeHrs);
  51.  
  52. int main ()
  53. {
  54.     // Set up a local variable to store the employee information
  55.     struct employee employeeData[SIZE] = {
  56.         { 98401, 10.60 },
  57.         { 526488, 9.75 },
  58.         { 765349, 10.50 }, // initialize clock and wage values
  59.         { 34645, 12.25 },
  60.         { 127615, 8.35 }
  61.     };
  62.  
  63.     int i;  // loop and array index
  64.  
  65.     // Call functions as needed to read and calculate information
  66.     for (i = 0; i < SIZE; ++i) 
  67.     { 
  68.  
  69.        // Prompt for the number of hours worked by the employee
  70.        employeeData[i].hours = getHours (employeeData[i].clockNumber); 
  71.  
  72.        // calcOT for overtime. Adapted from last week
  73.        employeeData[i].overtimeHrs = calcOT (employeeData[i].hours);
  74.  
  75.        // calcGross for gross pay. Adapted from last week
  76.        employeeData[i].grossPay = calcGross (employeeData[i].wageRate, 
  77.     						employeeData[i].hours, 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: calcOT
  127. // 
  128. // Purpose: takes the value of hours and determines if they 
  129. // exceed the 40 hours of the stantdard work week
  130. // and then passes the overtime back to the calling function. 
  131. // 
  132. // Parameters: 
  133. //	hours - Hours worked for the week
  134. //	STD_HOURS - 40 hours in the work week 
  135. // 
  136. // Returns: 
  137. //  overtime hours - the calculated hours beyond 40. Returns
  138. //  0 if hours do not exceed 40.
  139. //  
  140. //**************************************************************
  141.  
  142. float calcOT (float hours) 
  143. {	
  144. 	if (hours > STD_HOURS)
  145. 	{
  146. 		return (hours - STD_HOURS);
  147. 	}
  148. 	else
  149. 	{
  150. 		return (0);
  151. 	}
  152.  
  153. } // calcOT
  154. //**************************************************************
  155. // Function: calcGross
  156. // 
  157. // Purpose: calculates the gross pay using the employees'
  158. // wageRate, hours worked, and OT hours if any are available.
  159. // Passes the calculated the amount to main. 
  160. // 
  161. // Parameters: 
  162. //	wageRate - Employees' payrate
  163. //  hours - Hours worked for the week
  164. //	STD_HOURS - 40 hours in the work week 
  165. //  overtimeHrs - Hours worked beyond 40 hours
  166. // 
  167. // Returns: gross pay - normal pay + available OT pay
  168. //  
  169. //**************************************************************
  170.  
  171. float calcGross (float wageRate, float hours, float overtimeHrs) 
  172. {	
  173. 	if (hours > STD_HOURS)
  174. 	{
  175. 		return ((STD_HOURS * wageRate) + (overtimeHrs * wageRate * OT_RATE));
  176. 	}
  177. 	else
  178. 	{
  179. 		return (wageRate * hours);
  180. 	}
  181. } // calcGross
  182. //**************************************************************
  183. // Function: printHeader
  184. // 
  185. // Purpose: Prints the initial table header information.
  186. // 
  187. // Parameters: none
  188. // 
  189. // Returns: void
  190. //  
  191. //**************************************************************
  192.  
  193. void printHeader (void) 
  194. { 
  195.  
  196.     printf ("\n\n*** Pay Calculator ***\n");
  197.  
  198.     // print the table header
  199.     printf("\nClock# Wage  Hours  OT      Gross\n");
  200.     printf("------------------------------------------------\n");
  201.  
  202. } // printHeader
  203.  
  204.  
  205. //************************************************************* 
  206. // Function: printEmp 
  207. // 
  208. // Purpose: Prints out all the information for an employee
  209. // in a nice and orderly table format.
  210. // 
  211. // Parameters: 
  212. //
  213. //     clockNumber - unique employee ID
  214. //     wageRate - hourly wage rate
  215. //     hours - Hours worked for the week
  216. //     overtimeHrs - overtime hours worked in a week
  217. //     grossPay - gross pay for the week
  218. // 
  219. // Returns: void
  220. //  
  221. //**************************************************************
  222.  
  223. void printEmp (long int clockNumber, float wageRate, float hours,
  224.                 float overtimeHrs, float grossPay)
  225. {
  226.  
  227.     // Print out a single employee
  228.     printf("\n %06li %5.2f %4.1f %4.1f %8.2f",
  229.           clockNumber, wageRate, hours,
  230.           overtimeHrs, grossPay);
  231.  
  232. }  // printEmp
  233.  
Success #stdin #stdout 0s 5324KB
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51.0
42.5
37.0
45.0
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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/sLTr1q
Homework: 6
language:
C (gcc 8.3)
created:
11 days ago
visibility:
public

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