diff --git a/src/my_project/interviews/top_150_questions_round_12/revert_bits.py b/src/my_project/interviews/top_150_questions_round_12/revert_bits.py
new file mode 100644
index 00000000..b866cda1
--- /dev/null
+++ b/src/my_project/interviews/top_150_questions_round_12/revert_bits.py
@@ -0,0 +1,7 @@
+from typing import List, Union, Collection, Mapping, Optional
+from abc import ABC, abstractmethod
+
+class Solution:
+    def reverseBits(self, n: int) -> int:
+        return int((('{0:032b}'.format(n))[::-1]),2)
+    
\ No newline at end of file
diff --git a/tests/test_150_questions_round_12/test_revert_bits_round_12.py b/tests/test_150_questions_round_12/test_revert_bits_round_12.py
new file mode 100644
index 00000000..d0defc8a
--- /dev/null
+++ b/tests/test_150_questions_round_12/test_revert_bits_round_12.py
@@ -0,0 +1,11 @@
+import unittest
+from src.my_project.interviews.top_150_questions_round_12\
+.revert_bits import Solution
+
+class ReverseBitsTestCase(unittest.TestCase):
+
+    def test_reverse_bits(self):
+        solution = Solution()
+        output = solution.reverseBits(2)
+        target = 1073741824
+        self.assertEqual(output, target)
\ No newline at end of file