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Odds or Evens

By: SirCxyrtyx on Jul 1st, 2012  |  syntax: C++  |  size: 2.93 KB  |  hits: 26  |  expires: Never
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  1. /*
  2. Odds or Evens
  3.  
  4. Nicholas Howes
  5.  
  6. Additional Features:
  7. 1. If the user fails to follow instructions, the computer will rig the game to punish them
  8.  
  9. */
  10.  
  11. #include <cstdlib>
  12. #include <iostream>
  13. #include <ctime>
  14.  
  15. using namespace std;
  16.  
  17.  
  18.  
  19. //Is the player odd or even
  20. char playerSide;
  21.  
  22. //determines whether the computer should cheat
  23. bool computerCheat = false;
  24.  
  25. //should the game keep going
  26. bool gameOver = false;
  27.  
  28. //What round is it?
  29. int roundNum = 1;
  30.  
  31. int playerScore, compScore;
  32.  
  33.  
  34. //The mechanics of the game
  35. void round ()
  36. {
  37.         int playerNum;
  38.  
  39.         int compNum;
  40.  
  41.         int sum;
  42.        
  43.         cout << endl << "Round " << roundNum << endl << "Please enter a number between 1 and 5:";
  44.         cin >> playerNum;
  45.  
  46.         if (playerNum <= 0 || playerNum >= 6)
  47.         {
  48.                 playerNum = rand()%5 + 1;
  49.                 cout << "You have entered an invalid number. For this round, I'm going to assign you " << playerNum << ". \nIn the future, please choose either 1, 2, 3, 4, or 5. \n";
  50.                 computerCheat = true;
  51.         }
  52.  
  53.         if (computerCheat)
  54.         {
  55.                 if (playerSide == 'o'&& playerNum%2) //player is odd and has entered an odd number
  56.                 {
  57.                         compNum = 3;
  58.                 }
  59.                 else if (playerSide == 'o') //player is odd and has entered an even number
  60.                 {
  61.                         compNum = 2;
  62.                 }
  63.                 else if (playerNum%2) // player is even and has entered and odd number
  64.                 {
  65.                         compNum = 4;
  66.                 }
  67.                 else //player is even and has entered an even number
  68.                 {
  69.                         compNum = 5;
  70.                 }
  71.         }
  72.         else
  73.         {
  74.                 compNum = rand()%5 + 1;
  75.                 cout << "My number is " << compNum << endl;
  76.         }
  77.  
  78.         sum = playerNum + compNum;
  79.  
  80.         if (sum%2)
  81.         {
  82.                 cout << "The sum is " << sum << ", which is odd.  ";
  83.  
  84.                 if(playerSide == 'o')
  85.                 {
  86.                         cout << "You win this round.";
  87.                         ++playerScore;
  88.                 }
  89.                 else
  90.                 {
  91.                         cout << "I win this round.";
  92.                         ++compScore;
  93.                 }
  94.         }
  95.         else
  96.         {
  97.                 cout << "The sum is " << sum << ", which is even. ";
  98.  
  99.                 if(playerSide == 'e')
  100.                 {
  101.                         cout << "You win this round.";
  102.                         ++playerScore;
  103.                 }
  104.                 else
  105.                 {
  106.                         cout << "I win this round.";
  107.                         ++compScore;
  108.                 }
  109.         }
  110.  
  111.         cout << endl;
  112.  
  113.         ++roundNum;
  114. }
  115.  
  116.  
  117. int main ()
  118. {
  119.  
  120.         //Initializes random number generator
  121.         srand((unsigned)time(0));
  122.  
  123.         cout << "Welcome to Odd or Even" << endl << "Would you like to be (O)dd or (E)ven? :";
  124.         cin >> playerSide;
  125.  
  126.         if (playerSide == 'O' || playerSide =='o')
  127.         {
  128.                 playerSide = 'o';
  129.                 cout << "You have chosen Odd. \n";
  130.         }
  131.         else if (playerSide == 'E' || playerSide == 'e')
  132.         {
  133.                 playerSide = 'e';
  134.                 cout << "You have chosen Even. \n";
  135.         }
  136.         else
  137.         {
  138.                 cout << "You have entered an invalid option. For this game, I'm going to assign you Odd.\n In the future, please choose either O or E. \n";
  139.                 playerSide = 'o';
  140.                 computerCheat = true;
  141.         }
  142.  
  143.  
  144.         while (gameOver == false)
  145.         {
  146.                 if (playerScore > 1)
  147.                 {
  148.                         cout << "\nCongratulations, you win!\n";
  149.                         gameOver = true;
  150.                 }
  151.                 else if (compScore > 1)
  152.                 {
  153.                         cout << "\nI win! Better luck next time\n";
  154.                         gameOver = true;
  155.                 }
  156.                 else
  157.                 {
  158.                         round ();
  159.                 }
  160.         }
  161.                
  162.                
  163.         system("PAUSE");
  164.  
  165. }
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