diff --git a/buggy.py b/buggy.py
--- a/buggy.py
+++ b/buggy.py
@@ -7,10 +7,10 @@
 import functools
 class Solution:
     def minBitFlips(self, start: int, goal: int) -> int:
-    s=bin(start)[2:].zfill(50)
+        s=bin(start)[2:].zfill(50)
         g=bin(goal)[2:].zfill(50)
         count=0
         for i in range(50):
             if s[i]!=g[i]:
                 count+=1
-    return count
+        return count