프로그래머스 / 스택,큐 / 쇠막대기

https://programmers.co.kr/learn/courses/30/lessons/42585?language=cpp

코딩테스트 연습 - 쇠막대기

#include <string>
#include <vector>
#include <stack>
 
using namespace std;
 
int solution(string arrangement) {
    int answer = 0;
    stack<char> pipe;
 
    for (int i = 0; i < arrangement.length(); i++){
        if (arrangement[i] == '(')pipe.push(arrangement[i]);
        else{
            pipe.pop();
            if (arrangement[i - 1] == '(')answer += pipe.size();
            else answer += 1;
        }
    }
    return answer;
}