diff --git a/app/main.py b/app/main.py
index 68287892..a8cb6406 100644
--- a/app/main.py
+++ b/app/main.py
@@ -2,5 +2,13 @@
 
 
 def cache(func: Callable) -> Callable:
-    # Write your code here
-    pass
+    stored_runs = {}
+
+    def wrapper(*args):
+        if args in stored_runs:
+            print("Getting from cache")
+            return stored_runs[args]
+        print("Calculating new result")
+        stored_runs.update({args: func(*args)})
+        return stored_runs[args]
+    return wrapper