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  1. //Sam Partovi                      CS1A                     Chapter 8, P 487, #1
  2. //
  3. /*******************************************************************************
  4. * VALIDATE ACCOUNT NUMBER
  5. * ____________________________________________________________
  6. * This program validates a given account number against a set of specified 
  7. * valid account numbers, and determines whether the number is part of the set or
  8. * not.
  9. * ____________________________________________________________
  10. *INPUT
  11. * NUMBER_COUNT: Array size for account numbers
  12. * inputNum: Given number to be validated
  13. * numArray: Array of valid account numbers
  14. *OUTPUT
  15. * validFlag: Flag to check for validity of numbers
  16. ******************************************************************************/
  17. #include <iostream>
  18. #include <iomanip>
  19. using namespace std;
  20.  
  21. int main() {
  22.  const int NUMBER_COUNT = 18;   //INPUT - Array size for account numbers
  23.  int inputNum;                 //INPUT - Given number to be validated
  24.  
  25. //INPUT - Array of valid account numbers
  26.  int numArray[NUMBER_COUNT] = {5658845, 4520125, 7895122, 8777541, 8451277, 
  27.                                1302850, 8080152, 4562555, 5552012, 5050552, 
  28.                                7825877, 1250255, 1005231, 6545231, 3852085, 
  29.                                7576651, 7881200, 4581002};
  30.  
  31.  bool validFlag;              //OUTPUT - Flag to check for validity of numbers
  32.  
  33. //Prompt for account number input
  34.  cout << "Enter a charge account number:";
  35.  cin >> inputNum;
  36.  
  37. //Validate if inputNum is found in the array
  38.  for(int i = 0; i < NUMBER_COUNT; i++) {
  39. 	if(numArray[i] == inputNum) {
  40. 		validFlag = true;
  41. 	}
  42. }
  43.  
  44. //Display results based on flag value
  45.  if(validFlag == true) {
  46. 	cout << "\n" << inputNum << " is a valid number.\n";
  47. 	}
  48. 	else cout << "\n" << inputNum << " is an invalid number.\n";
  49.  
  50. return 0;
  51. }
Success #stdin #stdout 0.01s 5280KB
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stdin
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5658845
stdout
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Enter a charge account number:
5658845 is a valid number.
https://ideone.com/r7gAiH
CHAPTER 8 (ACCOUNT NUMBER)
language:
C++ (gcc 8.3)
created:
5 days ago
visibility:
public

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