chapter7

DeitelC/Chapter7/deckOfCards.c

@@ -0,0 +1,52 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <time.h>
+
+#define SUITS 4
+#define FACES 13
+#define CARDS 52
+
+void shuffle(int deck[][FACES]);
+void deal(int deck[][FACES], const char *suits[], const char *faces[]);
+
+int main(void)
+{
+    int deck[SUITS][FACES] = {0};
+    srand((unsigned)time(NULL));
+    shuffle(deck);
+
+    const char *suits[SUITS] = {"Hearts", "Diamonds", "Clubs", "Spades"};
+    const char *faces[FACES] = {"Ace", "Deuce", "Three", "Four", "Five",
+        "Six", "Seven", "Eight", "Nine", "Ten", "Jack", "Queen", "King"};
+    
+    deal(deck, suits, faces);
+
+    return 0;
+}
+
+void shuffle(int deck[][FACES]) {
+    for(size_t card = 1; card <= CARDS; ++card) {
+        size_t row, column;
+        do {
+            row = rand() % SUITS;
+            column = rand() % FACES;
+        } while(deck[row][column] != 0);
+        deck[row][column] = (int)card;
+    }
+}
+
+void deal(int deck[][FACES], const char *suits[], const char *faces[]) {
+    for(size_t card = 1; card <= CARDS; ++card) {
+        for(size_t suit = 0; suit < SUITS; ++suit) {
+            for(size_t face = 0; face < FACES; ++face) {
+                if(deck[suit][face] == (int)card) {
+                    printf("Card: %5s of %-8s%c", 
+                          faces[face], 
+                          suits[suit], 
+                          (card % 4 == 0) ? '\n' : '\t');
+                }
+            }
+        }
+    }
+    putchar('\n');
+}