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  1. // Kurt Feiereisel				       CSC5				    Chapter 8, p.487, #1
  2. /*******************************************************************************
  3.  * 
  4.  * Validate Account Number
  5.  * _____________________________________________________________________________
  6.  * This program allows a user to enter a Charge Account number and the program
  7.  * will determine if the account number entered is valid or invalid.
  8.  * _____________________________________________________________________________
  9.  * INPUT:
  10.  *  	accNum			: Account number of the user
  11.  *    
  12.  * OUTPUT:
  13.  *		Whether account number inputted is valid or invalid
  14.  *	  
  15.  * 
  16.  * ****************************************************************************/
  17. #include <iostream>
  18. using namespace std;
  19.  
  20. // Function Prototypes
  21. int inputAccNum(int accNum);
  22. void determine(int validAccNums[], int accNum, int SIZE);
  23.  
  24. int main()
  25. {
  26. 	// Initailize Values
  27. 	int accNum = 0;
  28. 	int SIZE = 18;
  29.  
  30. 	// Array to hold Valid Account Numbers
  31. 	int validAccNums[SIZE] = {5658845, 4520125, 7895122, 8777541, 8451277,
  32. 							  1302850, 8080152, 4562555, 5552012, 5050552,
  33. 							  7825877, 1250255, 1005231, 6545231, 3852085,
  34. 							  7576651, 7881200, 4581002};
  35. 	// Call Functions
  36. 	accNum = inputAccNum(accNum);			// Return value stored in accNum
  37. 	determine(validAccNums, accNum, SIZE);	// Determine if accNum is Valid 
  38. 											// or Invalid
  39. 	return 0;
  40. }
  41. /*******************************************************************************
  42.  * Definition of inputAccNum:
  43.  * This function allows a user to enter their charge account number. This
  44.  * function returns an int (num) back to main.
  45.  ******************************************************************************/
  46. int inputAccNum(int num)
  47. {
  48. 	// Input Account Number
  49. 	cout << "Please enter your Charge Account Number: " << endl;
  50. 	cin >> num;
  51.  
  52. 	// Return num to main
  53. 	return num;
  54. }
  55. /*******************************************************************************
  56.  * Definition of determine Function:
  57.  * This function determines if the account number entered is a valid
  58.  * account number.
  59.  ******************************************************************************/
  60. void determine(int valid[], int acc, int size)
  61. {
  62. 	// Initalize Local Variables
  63. 	int index = 0;
  64. 	int position = -1;
  65. 	bool found = false;
  66.  
  67. 	// Implement while loop to search for entered input value
  68. 	while (index < size && !found)
  69. 	{
  70. 		// If Account Number entered is equal to a stored account number
  71. 		if (valid[index] == acc)
  72. 		{
  73. 			found = true;
  74. 			position = index;
  75. 		}
  76. 		index++;
  77. 	}
  78.  
  79. 	// Display whether valid or invalid
  80. 	if(position != -1)
  81. 		cout << "Account Number Valid" << endl;
  82. 	else
  83. 		cout << "Account Number Invalid";
  84. }
  85.  
Success #stdin #stdout 0.01s 5304KB
comments (?)
stdin 
9987565
stdout 
Please enter your Charge Account Number: 
Account Number Invalid
https://ideone.com/vbAvRx
Charge Account Validation
language:
C++ (gcc 8.3)
created:
16 days ago
visibility:
public

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