diff --git a/easy/clear_digits.py b/easy/clear_digits.py new file mode 100644 index 0000000..266eb8b --- /dev/null +++ b/easy/clear_digits.py @@ -0,0 +1,13 @@ +# https://leetcode.com/problems/clear-digits + +class Solution: + def clearDigits(self, s: str) -> str: + stack = [] + for i in range(len(s)): + if '0' <= s[i] and s[i] <= '9': + stack.pop() + else: + stack.append(s[i]) + return ''.join(stack) + +