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python-algorithm

leetcode 2011. Final Value of Variable After Performing Operations

by 무적김두칠 2022. 3. 7.

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class Solution:
    def finalValueAfterOperations(self, operations: List[str]) -> int:
        start=0
        for i in operations:
            if '--' in i : start-=1
            elif '++' in i : start+=1
        return start
cs

처음에는 prefix, suffix 구현인줄알았는데 아니네요 단순 사칙연산

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