solution

app/main.py

@@ -2,5 +2,17 @@
 
 
 def cache(func: Callable) -> Callable:
-    # Write your code here
-    pass
+    cache_data: dict = {}
+
+    def wrapper(*args, **kwargs) -> int:
+        key = ",".join(str(arg) for arg in args)
+
+        if key in cache_data:
+            print("Getting from cache")
+        else:
+            cache_data[key] = func(*args, **kwargs)
+            print("Calculating new result")
+
+        return cache_data[key]
+
+    return wrapper