1 files changed, 12 insertions, 0 deletions
diff --git a/src/card.c b/src/card.c
new file mode 100644
index 0000000..73808a4
--- /dev/null
+++ b/src/card.c
@@ -0,0 +1,12 @@
+#include "card.h"
+#include <assert.h>
+
+uint32_t card_get_points(const card c)
+{
+	assert(c > 0 && c <= 105);
+	if (55 == c) return 7; // Card 55 is worth of 7 points
+	if (c % 11 == 0) return 5; // Cards that are multiples of 11 are worth 5 points
+	if (c % 10 == 0) return 3; //          ...                10 are worth 3 points
+	if (c % 5 == 0) return 2; //           ...                 5 are worth 2 points
+	return 1; // All other cards are worth 1 point
+}