[pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

Author: pre-commit-ci[bot]

Diff for: bit_manipulation/missing_number.py

@@ -22,12 +22,14 @@ def find_missing_number(nums: list[int]) -> int:
     missing_number = n
 
     for i in range(n):
-        if(nums[i]<0):
+        if nums[i] < 0:
             raise ValueError("negative values not supported")
         missing_number ^= i ^ nums[i]
 
     return missing_number
 
+
 if __name__ == "__main__":
     import doctest
-    doctest.testmod()
+
+    doctest.testmod()