Solution

app/main.py

@@ -2,5 +2,19 @@
 
 
 def cache(func: Callable) -> Callable:
-    # Write your code here
-    pass
+    caches = {}
+
+    def cache_checker(*args) -> Callable:
+        if args in caches:
+            print("Getting from cache")
+        else:
+            caches[args] = func(*args)
+            print("Calculating new result")
+        return caches[args]
+
+    return cache_checker
+
+
+@cache
+def long_time_func(first: int, second: int, third: int) -> int:
+    return (first ** second ** third) % (first * third)