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  1. //********************************************************
  2. //
  3. // Assignment 6 - Structures
  4. //
  5. // Name: <replace with your name>
  6. //
  7. // Class: C Programming, <replace with Semester and Year>
  8. //
  9. // Date: <replace with the current date>
  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 NUM_EMPL 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. float calcOT (float hours);
  48. float calcGross (float wageRate, float hours, float overtimeHrs);
  49.  
  50. int main ()
  51. {
  52. // Set up a local variable to store the employee information
  53. struct employee employeeData[NUM_EMPL] = {
  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 < NUM_EMPL; ++i)
  65. {
  66.  
  67. // Prompt for the number of hours worked by the employee
  68. employeeData[i].hours = getHours (employeeData[i].clockNumber);
  69.  
  70. // Function call to calculate overtime hours
  71. employeeData[i].overtimeHrs = calcOT (employeeData[i].hours);
  72.  
  73. // Function call to calculate gross pay
  74. employeeData[i].grossPay = calcGross (employeeData[i].wageRate,
  75. employeeData[i].hours,
  76. 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 < NUM_EMPL; ++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 %5.2f %4.1f %4.1f %8.2f",
  171. clockNumber, wageRate, hours,
  172. overtimeHrs, grossPay);
  173.  
  174. } // printEmp
  175.  
  176. //**************************************************************
  177. // Function: calcOT
  178. //
  179. // Purpose: Calculates overtime hours.
  180. //
  181. // Parameters: hours - Hours worked for the week
  182. //
  183. // Returns: overtimeHrs - hours worked overtime.
  184. //
  185. //**************************************************************
  186. float calcOT (float hours)
  187. {
  188.  
  189. float overtimeHrs;
  190.  
  191. if (hours >= STD_HOURS)
  192. {
  193. overtimeHrs = hours - STD_HOURS;
  194. }
  195. else
  196. {
  197. overtimeHrs = 0;
  198. }
  199. return (overtimeHrs);
  200.  
  201. }
  202.  
  203.  
  204. //**************************************************************
  205. // Function: calcGross
  206. //
  207. // Purpose: Calculates gross pay.
  208. //
  209. // Parameters:
  210. //
  211. // wageRate - hourly wage rate
  212. // hours - Hours worked for the week
  213. // overtimeHrs - overtime hours worked in a week
  214. //
  215. // Returns: grossPay - standard hours pay plus overtime pay
  216. //
  217. //**************************************************************
  218. float calcGross (float wageRate, float hours, float overtimeHrs)
  219. {
  220. float grossPay;
  221. float overtimePay;
  222. float normalPay;
  223. float overtimeRate;
  224.  
  225. if (hours >= STD_HOURS)
  226. {
  227. normalPay = wageRate * STD_HOURS;
  228. overtimeRate = wageRate * OT_RATE;
  229. overtimePay = overtimeRate * overtimeHrs;
  230.  
  231. }
  232. else // no OT
  233. {
  234. overtimePay = 0;
  235. normalPay = wageRate * hours;
  236.  
  237. }
  238.  
  239. // Calculate Gross Pay
  240. grossPay = normalPay + overtimePay;
  241. return(grossPay);
  242. }
Success #stdin #stdout 0.01s 5292KB
stdin
51.0
42.5
37.0
45.0
0.0
stdout
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