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  1. //********************************************************
  2. //
  3. // Assignment 5 - Functions
  4. //
  5. // Name: Henri Biqiku
  6. //
  7. // Class: C Programming, Fall 2026
  8. //
  9. // Date: October 11, 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. // All functions are called by value
  16. //
  17. //********************************************************
  18.  
  19. #include <stdio.h>
  20.  
  21. // constants
  22. #define SIZE 5
  23. #define OVERTIME_RATE 1.5f
  24. #define STD_WORK_WEEK 40.0f
  25.  
  26. // function prototypes
  27. float getHours (long int clockNumber);
  28. void printHeader (void);
  29. void printEmp  (long int clockNumber, float wageRate, float hours,
  30.                 float overtimeHrs, float grossPay);
  31.  
  32. // TODO:  Add other function prototypes here as needed
  33. float calculateOvertime(float hours);
  34. float calculateGrossPay(float wageRate, float hours, float overtimeHrs);
  35. int main()
  36. {
  37.  
  38.     /* Variable Declarations */
  39.  
  40.     long  int clockNumber[SIZE] = {98401,526488,765349,34645,127615}; // ID
  41.     float grossPay[SIZE];     // gross pay
  42.     float hours[SIZE];        // hours worked in a given week
  43.     int   i;                  // loop and array index
  44.     float overtimeHrs[SIZE];  // overtime hours
  45.     float wageRate[SIZE] = {10.60,9.75,10.50,12.25,8.35}; // hourly wage rate
  46.  
  47.     // process each employee
  48.     for (i = 0; i < SIZE; ++i)
  49.     {
  50.  
  51.         // Read in hours for employee
  52.         hours[i] = getHours (clockNumber[i]); 
  53.  
  54.         // TODO: Function call to calculate overtime hours
  55.         overtimeHrs[i] = calculateOvertime(hours[i]);
  56.         // TODO: Function call to calculate gross pay
  57.         grossPay[i] = calculateGrossPay(wageRate[i], hours[i], overtimeHrs[i]);
  58.  
  59.     }
  60.  
  61.     // print the header info
  62.     printHeader();
  63.  
  64.     // print out each employee
  65.     for (i = 0; i < SIZE; ++i)
  66.     {
  67.  
  68.         // Print all the employees - call by value
  69.         printEmp (clockNumber[i], wageRate[i], hours[i],
  70.                    overtimeHrs[i], grossPay[i]);
  71.  
  72.     } // for
  73.  
  74.     return (0);
  75.  
  76. } // main
  77.  
  78. //**************************************************************
  79. // Function: getHours 
  80. // 
  81. // Purpose: Obtains input from user, the number of hours worked 
  82. // per employee and stores the result in a local variable 
  83. // that is passed back to the calling function. 
  84. // 
  85. // Parameters: clockNumber - The unique employee ID
  86. // 
  87. // Returns: hoursWorked - hours worked in a given week
  88. //  
  89. //**************************************************************
  90.  
  91. float getHours (long int clockNumber) 
  92. { 
  93.  
  94.     float hoursWorked; // hours worked in a given week
  95.  
  96.     // Read in hours for employee
  97.     printf("\nEnter hours worked by emp # %06li: ", clockNumber); 
  98.     scanf ("%f", &hoursWorked); 
  99.  
  100.     // return hours back to the calling function
  101.     return (hoursWorked);
  102.  
  103. } // getHours
  104.  
  105. //**************************************************************
  106. // Function: printHeader
  107. // 
  108. // Purpose: Prints the initial table header information.
  109. // 
  110. // Parameters: none
  111. // 
  112. // Returns: void
  113. //  
  114. //**************************************************************
  115.  
  116. void printHeader (void) 
  117. { 
  118.  
  119.     printf ("\n\n*** Pay Calculator ***\n");
  120.  
  121.     // print the table header
  122.     printf("\nClock# Wage  Hours  OT      Gross\n");
  123.     printf("------------------------------------------------\n");
  124.  
  125. } // printHeader
  126.  
  127. //************************************************************* 
  128. // Function: printEmp 
  129. // 
  130. // Purpose: Prints out all the information for an employee
  131. // in a nice and orderly table format.
  132. // 
  133. // Parameters: 
  134. //
  135. //     clockNumber - unique employee ID
  136. //     wageRate - hourly wage rate
  137. //     hours - Hours worked for the week
  138. //     overtimeHrs - overtime hours worked in a week
  139. //     grossPay - gross pay for the week
  140. // 
  141. // Returns: void
  142. //  
  143. //**************************************************************
  144.  
  145. void printEmp (long int clockNumber, float wageRate, float hours,
  146.                 float overtimeHrs, float grossPay)
  147. {
  148.  
  149.     // print the employee
  150.  
  151.     // TODO: add code to print out a single employee
  152.     printf("%06li %5.2f %5.1f %4.1f %8.2f\n", 
  153.     clockNumber, wageRate, hours, overtimeHrs, grossPay);
  154. }
  155.  
  156.  
  157. // TODO: Add other functions here as needed
  158. // ... remember your comment block headers for each function
  159. //**************************************************************
  160. // Function: calculateOvertime
  161. //
  162. // Purpose: Calculates the overtime hours worked.
  163. //
  164. // Parameters: hours - hours worked during the week
  165. //
  166. // Returns: overtimeHrs - overtime hours worked
  167. //**************************************************************
  168. float calculateOvertime(float hours)
  169. {
  170.     float overtimeHrs;
  171.  
  172.     if (hours > STD_WORK_WEEK)
  173.         overtimeHrs = hours - STD_WORK_WEEK;
  174.     else
  175.         overtimeHrs = 0.0f;
  176.  
  177.     return overtimeHrs;
  178. }
  179.  
  180. //**************************************************************
  181. // Function: calculateGrossPay
  182. //
  183. // Purpose: Calculates the gross pay for an employee.
  184. //
  185. // Parameters:
  186. //      wageRate    - hourly wage rate
  187. //      hours       - total hours worked
  188. //      overtimeHrs - overtime hours worked
  189. //
  190. // Returns: grossPay - total gross pay
  191. //**************************************************************
  192. float calculateGrossPay(float wageRate, float hours, float overtimeHrs)
  193. {
  194.     float normalPay;
  195.     float overtimePay;
  196.     float grossPay;
  197.  
  198.     normalPay = wageRate * (hours - overtimeHrs);
  199.     overtimePay = wageRate * OVERTIME_RATE * overtimeHrs;
  200.     grossPay = normalPay + overtimePay;
  201.  
  202.     return grossPay;
  203. }
  204.  
Success #stdin #stdout 0s 5316KB
comments (?)
stdin
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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/5cVYLE
language:
C (gcc 8.3)
created:
4 hours ago
visibility:
public

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