diff --git a/def/count-tests.py b/def/count-tests.py
deleted file mode 100644
index 45f9b91..0000000
--- a/def/count-tests.py
+++ /dev/null
@@ -1,23 +0,0 @@
-##################################### Первый способ:
-
-A = [10, 10, 23, 10, 123, 66, 78, 123]
-counter = {}
-
-for elem in A:
-    counter[elem] = counter.get(elem, 0) + 1
-
-doubles = {element: count for element, count in counter.items() if count > 1}
-
-print(doubles)
-
-##################################### Второй способ:
-
-from collections import Counter
-counter = Counter(A)
-
-##################################### Третий способ:
-
-from collections import defaultdict
-counter = defaultdict(int)
-for elem in A:
-    counter[elem] += 1