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  1.  
  2. #include <stdio.h>
  3. #include <stdlib.h>
  4. #include <time.h>
  5.  
  6. #define SUITS 4
  7. #define FACES 13
  8. #define HAND_SIZE 5
  9.  
  10.  
  11. void shuffel(int deck[][FACES]);
  12.  
  13. void deal(int deck[][FACES], const char* face[], const char* suit[],int row1[], int col1[],int row2[], int col2[]);
  14.  
  15. int containsPair(int handCol[]);
  16. int containsTwoPairs(int handCol[]);
  17. int containsThreeOfKind(int handCol[]);
  18. int containsFourOfKind(int handCol[]);
  19. int containsFlush(int handRow[]);
  20. int containsStraight(int handCol[]);
  21. int containsFullHouse(int handCol[]);
  22.  
  23. int evaluateHand(int handRow[], int handCol[]);
  24. const char* getHandName(int rank);
  25.  
  26.  
  27.  
  28. int main(void)
  29. {
  30.     int deck[SUITS][FACES] = { 0 };
  31.  
  32.     int row1[HAND_SIZE], col1[HAND_SIZE];
  33.     int row2[HAND_SIZE], col2[HAND_SIZE];
  34.  
  35.     const char* suit[SUITS] = {"Hearts", "Diamonds", "Clubs", "Spades"};
  36.  
  37.     const char* face[FACES] = {"Ace", "Deuce", "Three", "Four", "Five", "Six", "Seven", "Eight", "Nine", "Ten", "Jack", "Queen", "King"};
  38.  
  39.     srand(time(NULL));
  40.  
  41.     shuffel(deck);
  42.  
  43.     deal(deck, face, suit,row1, col1, row2, col2);
  44.  
  45.     int rank1 = evaluateHand(row1, col1);
  46.     int rank2 = evaluateHand(row2, col2);
  47.  
  48.     printf("\nPlayer 1 hand: %s\n", getHandName(rank1));
  49.     printf("Player 2 hand: %s\n", getHandName(rank2));
  50.  
  51.     if (rank1 > rank2)
  52.     {
  53.         printf("\nPlayer 1 wins\n");
  54.     }
  55.     else if (rank2 > rank1)
  56.     {
  57.         printf("\nPlayer 2 wins\n");
  58.     }
  59.     else
  60.     {
  61.         printf("\nBoth players have the same hand category.\n");
  62.     }
  63.  
  64.     return 0;
  65. }
  66.  
  67.  
  68. void shuffel(int deck[][FACES])
  69. {
  70.     for (int card = 1; card <= 52; card++)
  71.     {
  72.         int row;
  73.         int column;
  74.  
  75.         do
  76.         {
  77.             row = rand() % SUITS;
  78.             column = rand() % FACES;
  79.         } while (deck[row][column] != 0);
  80.  
  81.         deck[row][column] = card;
  82.     }
  83. }
  84.  
  85.  
  86.  
  87. void deal(int deck[][FACES],const char* face[],const char* suit[],int row1[], int col1[],int row2[], int col2[])
  88. {
  89.     printf("Player 1 cards:\n");
  90.  
  91.     for (int card = 1; card <= 10; card++)
  92.     {
  93.         for (int row = 0; row < SUITS; row++)
  94.         {
  95.             for (int column = 0; column < FACES; column++)
  96.             {
  97.                 if (deck[row][column] == card)
  98.                 {
  99.                     int index = (card - 1) % HAND_SIZE;
  100.  
  101.                     if (card <= 5)
  102.                     {
  103.                         printf("%s of %s\n",face[column], suit[row]);
  104.  
  105.                         row1[index] = row;
  106.                         col1[index] = column;
  107.                     }
  108.                     else
  109.                     {
  110.                         if (card == 6)
  111.                             printf("\nPlayer 2 cards:\n");
  112.  
  113.                         printf("%s of %s\n",face[column], suit[row]);
  114.  
  115.                         row2[index] = row;
  116.                         col2[index] = column;
  117.                     }
  118.                 }
  119.             }
  120.         }
  121.     }
  122. }
  123.  
  124.  
  125.  
  126. int containsPair(int handCol[])
  127. {
  128.     int count[FACES] = { 0 };
  129.     int pairs = 0;
  130.  
  131.     for (int i = 0; i < HAND_SIZE; i++)
  132.         count[handCol[i]]++;
  133.  
  134.     for (int i = 0; i < FACES; i++)
  135.     {
  136.         if (count[i] == 2)
  137.             pairs++;
  138.     }
  139.  
  140.     return pairs == 1;
  141. }
  142.  
  143.  
  144.  
  145. int containsTwoPairs(int handCol[])
  146. {
  147.     int count[FACES] = { 0 };
  148.     int pairs = 0;
  149.  
  150.     for (int i = 0; i < HAND_SIZE; i++)
  151.         count[handCol[i]]++;
  152.  
  153.     for (int i = 0; i < FACES; i++)
  154.     {
  155.         if (count[i] == 2)
  156.             pairs++;
  157.     }
  158.  
  159.     return pairs == 2;
  160. }
  161.  
  162.  
  163.  
  164. int containsThreeOfKind(int handCol[])
  165. {
  166.     int count[FACES] = { 0 };
  167.  
  168.     for (int i = 0; i < HAND_SIZE; i++)
  169.         count[handCol[i]]++;
  170.  
  171.     for (int i = 0; i < FACES; i++)
  172.     {
  173.         if (count[i] == 3)
  174.             return 1;
  175.     }
  176.  
  177.     return 0;
  178. }
  179.  
  180.  
  181.  
  182. int containsFourOfKind(int handCol[])
  183. {
  184.     int count[FACES] = { 0 };
  185.  
  186.     for (int i = 0; i < HAND_SIZE; i++)
  187.         count[handCol[i]]++;
  188.  
  189.     for (int i = 0; i < FACES; i++)
  190.     {
  191.         if (count[i] == 4)
  192.             return 1;
  193.     }
  194.  
  195.     return 0;
  196. }
  197.  
  198.  
  199.  
  200. int containsFlush(int handRow[])
  201. {
  202.     for (int i = 1; i < HAND_SIZE; i++)
  203.     {
  204.         if (handRow[i] != handRow[0])
  205.             return 0;
  206.     }
  207.  
  208.     return 1;
  209. }
  210.  
  211.  
  212.  
  213. int containsStraight(int handCol[])
  214. {
  215.     int temp[HAND_SIZE];
  216.  
  217.     for (int i = 0; i < HAND_SIZE; i++)
  218.         temp[i] = handCol[i];
  219.  
  220.  
  221.     for (int i = 0; i < HAND_SIZE ; i++)
  222.     {
  223.         for (int j = 0; j < HAND_SIZE - i - 1 ; j++)
  224.         {
  225.             if (temp[j] > temp[j + 1])
  226.             {
  227.                 int swap = temp[j];
  228.                 temp[j] = temp[j + 1];
  229.                 temp[j + 1] = swap;
  230.             }
  231.         }
  232.     }
  233.  
  234.  
  235.  
  236.  
  237.     for (int i = 0; i < HAND_SIZE - 1; i++)
  238.     {
  239.         if (temp[i + 1] != temp[i] + 1)
  240.         {
  241.             return 0;
  242.  
  243.         }
  244.     }
  245.  
  246.  
  247.         return 1;
  248.  
  249.  
  250. }
  251.  
  252.  
  253. int containsFullHouse(int handCol[])
  254. {
  255.  
  256.     return containsPair(handCol) && containsThreeOfKind(handCol);
  257. }
  258.  
  259.  
  260.  
  261. int evaluateHand(int handRow[], int handCol[])
  262. {
  263.     int flush = containsFlush(handRow);
  264.     int straight = containsStraight(handCol);
  265.  
  266.     if (flush && straight)
  267.         return 8;
  268.  
  269.     if (containsFourOfKind(handCol))
  270.         return 7;
  271.  
  272.     if (containsFullHouse(handCol))
  273.         return 6;
  274.  
  275.     if (flush)
  276.         return 5;
  277.  
  278.     if (straight)
  279.         return 4;
  280.  
  281.     if (containsThreeOfKind(handCol))
  282.         return 3;
  283.  
  284.     if (containsTwoPairs(handCol))
  285.         return 2;
  286.  
  287.     if (containsPair(handCol))
  288.         return 1;
  289.  
  290.     return 0;
  291. }
  292.  
  293.  
  294.  
  295. const char* getHandName(int rank)
  296. {
  297.     switch (rank)
  298.     {
  299.     case 8: return "Straight Flush";
  300.     case 7: return "Four of a Kind";
  301.     case 6: return "Full House";
  302.     case 5: return "Flush";
  303.     case 4: return "Straight";
  304.     case 3: return "Three of a Kind";
  305.     case 2: return "Two Pairs";
  306.     case 1: return "One Pair";
  307.     default: return "High Card";
  308.     }
  309. }
  310.  
Success #stdin #stdout 0s 5252KB
comments (?)
stdin 
Standard input is empty
stdout 
Player 1 cards:
Deuce of Hearts
Five of Diamonds
Five of Clubs
Ace of Hearts
Ten of Clubs

Player 2 cards:
Ace of Spades
Five of Hearts
Deuce of Spades
Three of Hearts
Jack of Clubs

Player 1 hand: One Pair
Player 2 hand: High Card

Player 1 wins
https://ideone.com/SCG6ad
language:
C (gcc 8.3)
created:
2 hours ago
visibility:
public

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