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  1. // Nathanael Schwartz                 CS1A               Chapter 4, pg. 221, #11
  2. //
  3. /*******************************************************************************
  4.  *
  5.  * DETERMINE POINTS EARNED
  6.  * _____________________________________________________________________________
  7.  * This program determines the number of points a customer earns based on the 
  8.  * number of books purchased in a month.
  9.  * 
  10.  * The points are awarded as follows:
  11.  *   - 0 books  = 0 points
  12.  *   - 1 book   = 5 points
  13.  *   - 2 books  = 15 points
  14.  *   - 3 books  = 30 points
  15.  *   - 4+ books = 60 points
  16.  * _____________________________________________________________________________
  17.  * INPUT
  18.  *   booksPurchased : Number of books purchased this month
  19.  *
  20.  * OUTPUT
  21.  *   pointsEarned   : Number of points earned based on books purchased
  22.  *
  23.  ******************************************************************************/
  24. #include <iostream>
  25. using namespace std;
  26.  
  27. int main() {
  28.     // Declare variables
  29.     int booksPurchased;  // INPUT - Number of books purchased
  30.     int pointsEarned;    // OUTPUT - Points earned
  31.  
  32.     // Ask for input
  33.     cout << "Enter the number of books purchased this month: \n";
  34.     cin >> booksPurchased;
  35.  
  36.     // Determine points earned 
  37.     if (booksPurchased == 0) 
  38.         pointsEarned = 0;
  39.     else if (booksPurchased == 1) 
  40.         pointsEarned = 5;
  41.     else if (booksPurchased == 2) 
  42.         pointsEarned = 15;
  43.     else if (booksPurchased == 3) 
  44.         pointsEarned = 30;
  45.     else if (booksPurchased >= 4) 
  46.         pointsEarned = 60;
  47.     else 
  48.         cout << "Invalid number of books entered." << endl;
  49.  
  50.     // Output the points earned
  51.     cout << "You have earned " << pointsEarned << " points." << endl;
  52.  
  53.     return 0;
  54. }
  55.  
Success #stdin #stdout 0s 5292KB
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Enter the number of books purchased this month: 
You have earned 60 points.
https://ideone.com/xL7Juq
points
language:
C++ (gcc 8.3)
created:
1 year ago
visibility:
secret

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