소프트웨어에 대한 모든 것

227. Basic Calculator II https://leetcode.com/problems/basic-calculator-ii/ Basic Calculator II - LeetCode Level up your coding skills and quickly land a job. This is the best place to expand your knowledge and get prepared for your next interview. leetcode.com 문제) 솔루션1) 스택 class Solution: def calculate(self, s: str) -> int: def update(op, num): if op == '+': stack.append(num) if op == '-': stac..