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  1. #include <stdio.h>
  2.  
  3. #define RACES 10
  4. // race results
  5. struct raceResult
  6. {
  7.     int raceNumber;                    // The unique Race Number
  8. 	int winningHorseNumber;   // 1st place horse number for the race
  9.     int placeHorseNumber;       // 2nd place horse number for the race
  10.     int showHorseNumber;       // 3rd place horse number for the race
  11. };
  12. // assume you can access this array that contains the results of horse races for a given day
  13. struct raceResult theDailyResults[RACES];
  14. // your specific race wager
  15. struct raceWager
  16. {
  17.     int raceNumber;                // the race number where you bet your horse
  18.     int myHorseNumber;       // the horse you bet on
  19.     float myBetAmount;         // how much money you are betting
  20.     char betType;                    // W for "Win", P for "Place", or S for "Show"
  21. };
  22. // call this function and pass in your bet to see how much you won ... if you lost or there
  23. // is an error in your wager info, it just returns zero
  24. float myHorseBet (struct raceWager myBet, struct raceResult theDailyResults[])
  25. {
  26. 	//input validations
  27. 	if (myBet.myBetAmount < 5 || myBet.myBetAmount > 1000) 
  28. 	{
  29.         return 0;
  30.     }
  31.     if (myBet.raceNumber < 1 || myBet.raceNumber > RACES) 
  32.     {
  33.         return 0;
  34.     }
  35.     if (myBet.myHorseNumber < 1 || myBet.myHorseNumber > 20) 
  36.     {
  37.         return 0;
  38.     }
  39.     //get the result for given race number
  40.     struct raceResult result = {0};
  41.     int raceFound = 0; //caveman boolean for compatability
  42.     for (int i = 0; i < RACES; i++) 
  43.     {
  44.         if (theDailyResults[i].raceNumber == myBet.raceNumber) 
  45.         {
  46.             result = theDailyResults[i];
  47.             raceFound = 1;
  48.             break;
  49.         }
  50.     }
  51.  
  52.     if (!raceFound) 
  53.     {
  54.         return 0;
  55.     }
  56.  
  57.     //switch case for easy calculations
  58.     switch (myBet.betType) 
  59.     {
  60.         case 'W': // Win
  61.             if (myBet.myHorseNumber == result.winningHorseNumber) 
  62.             {
  63.                 return myBet.myBetAmount * 10;
  64.             }
  65.             break;
  66.  
  67.         case 'P': // Place
  68.             if (myBet.myHorseNumber == result.winningHorseNumber ||
  69.                 myBet.myHorseNumber == result.placeHorseNumber) 
  70.             {
  71.                 return myBet.myBetAmount * 5;
  72.             }
  73.             break;
  74.  
  75.         case 'S': // Show
  76.             if (myBet.myHorseNumber == result.winningHorseNumber ||
  77.                 myBet.myHorseNumber == result.placeHorseNumber ||
  78.                 myBet.myHorseNumber == result.showHorseNumber) 
  79.             {
  80.                 return myBet.myBetAmount * 3;
  81.             }
  82.             break;
  83.  
  84.         default:
  85.             return 0;
  86.     }
  87. }
  88.  
  89. int main()
  90. {
  91. 	// Sample daily race results
  92.     struct raceResult theDailyResults[RACES] = {
  93.         {1, 5, 3, 8},
  94.         {2, 12, 7, 10},
  95.         {3, 15, 20, 6},
  96.         {4, 2, 1, 3},
  97.         {5, 9, 8, 4},
  98.         {6, 11, 13, 5},
  99.         {7, 19, 14, 17},
  100.         {8, 6, 7, 8},
  101.         {9, 3, 1, 2},
  102.         {10, 20, 18, 16}
  103.     };
  104.  
  105.     // Sample bet
  106.     struct raceWager myBet = {3, 20, 50, 'W'};
  107.  
  108.     // Calculate winnings
  109.     float winnings = myHorseBet(myBet, theDailyResults);
  110.     if (winnings > 0) {
  111.         printf("You won $%.2f!\n", winnings);
  112.     } else {
  113.         printf("Sorry, you lost your bet.\n");
  114.     }
  115.  
  116.     return 0;
  117. }
Success #stdin #stdout 0s 5284KB
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You won $50.00!
https://ideone.com/hPz1me
language:
C (gcc 8.3)
created:
7 days ago
visibility:
public

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