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  1. //Ryan Shahriyarpour   CS1A    Carl Argila CH7 HW  Q:13
  2. /*****************************************************************************
  3.  *
  4.  * Lottery Application
  5.  *
  6.  *********************
  7.  *
  8.  * This program simulates a lottery. The array lottery holds 5 random digits
  9.  * (0 - 9). The user enters 5 digits into the array user. The program counts
  10.  * how many digits match in the same position and displays the lottery
  11.  * numbers. If all 5 match, the user is the grand prize winner.
  12.  *
  13.  * INPUT
  14.  *  Five digits from the user
  15.  *
  16.  * OUTPUT
  17.  *  The lottery digits, the number of matches, and a grand prize message
  18.  ****************************************************************************/
  19.  
  20. #include <iostream>
  21. #include <cstdlib>
  22. #include <ctime>
  23. using namespace std;
  24.  
  25. const int SIZE = 5;
  26.  
  27. int main()
  28. {
  29.     int lottery[SIZE];
  30.     int user[SIZE];
  31.     int matches = 0;
  32.  
  33.     // Make the random lottery digits
  34.     srand(time(0));
  35.     for (int i = 0; i < SIZE; i++)
  36.         lottery[i] = rand() % 10;
  37.  
  38.     // Input (only 0 - 9 allowed)
  39.     for (int i = 0; i < SIZE; i++)
  40.     {
  41.         cout << "Enter digit " << i + 1 << " (0-9): ";
  42.         cin >> user[i];
  43.         while (user[i] < 0 || user[i] > 9)
  44.         {
  45.             cout << "Must be 0 to 9. Re-enter: ";
  46.             cin >> user[i];
  47.         }
  48.     }
  49.  
  50.     // Count the matches
  51.     for (int i = 0; i < SIZE; i++)
  52.     {
  53.         if (lottery[i] == user[i])
  54.             matches++;
  55.     }
  56.  
  57.     // Output
  58.     cout << "\nLottery numbers: ";
  59.     for (int i = 0; i < SIZE; i++)
  60.         cout << lottery[i] << " ";
  61.     cout << "\nMatching digits: " << matches << endl;
  62.  
  63.     if (matches == SIZE)
  64.         cout << "GRAND PRIZE WINNER!" << endl;
  65.  
  66.     return 0;
  67. }
Success #stdin #stdout 0s 5320KB
comments (?)
stdin 
2
8
6
8
9
stdout 
Enter digit 1 (0-9): Enter digit 2 (0-9): Enter digit 3 (0-9): Enter digit 4 (0-9): Enter digit 5 (0-9): 
Lottery numbers: 9 5 5 3 0 
Matching digits: 0
https://ideone.com/F69t3E
language:
C++ (gcc 8.3)
created:
16 hours ago
visibility:
public

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