Deal cards for FreeCell: Difference between revisions

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@@ Line 32: / Line 32: @@
 #include <stdlib.h>
 #include <locale.h>
 wchar_t s_suits[] = L"♣♦♥♠", s_nums[] = L"A23456789TJQK";
 #define RMAX32 ((1U << 31) - 1)
 #define RMAX ((1U << 15) - 1)
 static int seed = 1;
-int rnd(void) { return (seed = (seed * 214013 + 2531011) & RMAX32) >> 16; }
+int  rnd(void) { return (seed = (seed * 214013 + 2531011) & RMAX32) >> 16; }
 void srnd(int x) { seed = x; }
+void show(int *c)
-int card[52];
-void show(void)
 {
 	int i;
-	for (i = 0; i < 52; i ++)
+	for (i = 0; i < 52; c++) {
-		printf("%lc%lc%s",
+		printf("  \033[%dm%lc\033[m%lc", 32 - (1 + *c) % 4 / 2,
-			s_suits[card[i] % 4], s_nums[card[i] / 4],
+			s_suits[*c % 4], s_nums[*c / 4]);
-			((i + 1) % 8) ? "  " : "\n");
+		if (!(++i % 8) || i == 52) putchar('\n');
+	}
-	putchar('\n');
 }
-void deal(int s)
+void deal(int s, int *t)
 {
-	int i, j, n, t[52];
+	int i, j;
+	srnd(s);
-	for (i = 0; i < 52; i++) t[i] = i;
+	for (i = 0; i < 52; i++) t[i] = 51 - i;
-	srnd(s);
-	for (j = 0, n = 52; n; ) {
+	for (i = 0; i < 51; i++) {
-		i = rnd() % n--;
+		j = 51 - rnd() % (52 - i);
-		card[j++] = t[i];
+		s = t[i], t[i] = t[j], t[j] = s;
-		t[i] = t[n];
 	}
-	printf("Deal %d\n", s);
-	show();
 }
 int main(int c, char **v)
 {
-	int s;
+	int s, card[52];
+	if (c < 2 || (s = atoi(v[1])) <= 0) s = 11982;
 	setlocale(LC_ALL, "");
+	deal(s, card);
-	if (c < 2 || (s = atoi(v[1])) <= 0) s = 11982;
+	printf("Hand %d\n", s);
+	show(card);
-	deal(s);
 	return 0;
 }</lang>