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

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

Author: pre-commit-ci[bot]

dynamic_programming/subsequence_algorithms.py

@@ -84,7 +84,7 @@ def longest_common_subsequence(first_sequence: str, second_sequence: str):
     ----------
     first_sequence: str
         The first sequence (or string).
-        
+
     second_sequence: str
         The second sequence (or string).