fixing error C416

maths/remove_digit.py

@@ -24,13 +24,13 @@ def remove_digit(num: int) -> int:
     if isinstance(num, int):
         num_str = str(abs(num))
         num_transpositions = [
-            [char for char in num_str] for char in range(len(num_str))
+            list(num_str) for char in range(len(num_str))
         ]
         for index in range(len(num_str)):
             num_transpositions[index].pop(index)
         return sorted(
             (
-                int("".join([char for char in transposition]))
+                int("".join(list(transposition)))
                 for transposition in num_transpositions
             ),
             reverse=True,