Clear Digits
You are given a string s.
Your task is to remove all digits by doing this operation repeatedly:
- Delete the first digit and the closest non-digit character to its left.
Return the resulting string after removing all digits.
Note that the operation cannot be performed on a digit that does not have any non-digit character to its left.
Example 1
Input
s = "abc"Output
"abc"There is no digit in the string.
Example 2
Input
s = "cb34"Output
""First, the operation on
s[2] changes s to "c4", then the operation on s[1] changes s to "".Constraints
- 1 <= s.length <= 100
- s consists only of lowercase English letters and digits.
- The input is generated such that it is possible to delete all digits.