diff --git a/Week04/Week04/decorators_bredikhin_illia.py b/Week04/Week04/decorators_bredikhin_illia.py
new file mode 100644
index 00000000..e2f779e2
--- /dev/null
+++ b/Week04/Week04/decorators_bredikhin_illia.py
@@ -0,0 +1,34 @@
+import time
+import tracemalloc
+
+
+def track_performance(func):
+    """
+    Decorator for measuring execution stats of a function.
+    """
+
+    stats = {
+        "calls": 0,
+        "time_sum": 0.0,
+        "memory_sum": 0
+    }
+
+    def inner(*args, **kwargs):
+        tracemalloc.start()
+
+        start = time.perf_counter()
+        result = func(*args, **kwargs)
+        duration = time.perf_counter() - start
+
+        _, peak_memory = tracemalloc.get_traced_memory()
+        tracemalloc.stop()
+
+        stats["calls"] += 1
+        stats["time_sum"] += duration
+        stats["memory_sum"] += peak_memory
+
+        return result
+
+    inner.stats = stats  
+
+    return inner