1614_maximum_nesting_depth_of_the_parentheses.py

class Solution:
    def maxDepth(self, s: str) -> int:
        stack = []
        max_depth = 0
        for ch in s:
            if ch == '(':
                stack.append(ch)
                max_depth = max(max_depth, len(stack))
            elif ch == ')':
                stack.pop()
            else:
                pass
        return max_depth

'''
    This is my personal record of solving Leetcode Problems. 
    If you have any questions, please discuss them in [Issues](https://github.com/mengxinayan/leetcode/issues).
    Copyright (C) 2020-2022  mengxinayan

    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
'''