diff --git a/01-data-model/frenchdeck.py b/01-data-model/frenchdeck.py
index 47a0d05..069ed8f 100644
--- a/01-data-model/frenchdeck.py
+++ b/01-data-model/frenchdeck.py
@@ -15,3 +15,9 @@ def __len__(self):
 
     def __getitem__(self, position):
         return self._cards[position]
+
+suit_values = dict(spades=3, hearts=2, diamonds=1, clubs=0)
+
+def spades_high(card):
+    rank_value = FrenchDeck.ranks.index(card.rank)
+    return rank_value * len(suit_values) + suit_values[card.suit]
\ No newline at end of file