diff --git a/calc/Calculator b/calc/Calculator
deleted file mode 100644
index e2302285eae651f32b097b893796d9ac885ac922..0000000000000000000000000000000000000000
--- a/calc/Calculator
+++ /dev/null
@@ -1,17 +0,0 @@
-from abc import ABC, abstractmethod
-
-class ICalculator(ABC):
-    @abstractmethod
-    def add(self, a, b):
-        pass
-
-    @abstractmethod
-    def sub(self, a, b):
-        pass
-
-class Calculator(ICalculator):
-    def add(self, a, b):
-        return a + b
-
-    def sub(self, a, b):
-        return a - b
\ No newline at end of file