lib/string/parenthesis.hpp

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• Last update: 2025-06-24 03:58:09+09:00
• Include: #include "lib/string/parenthesis.hpp"

Code

#pragma once
#include <string>

bool is_correct_parenthesis_sequences(const std::string &s) {
    int cnt = 0;
    for (char c : s) {
        if (c == '(') ++cnt;
        else if (cnt == 0) return false;
        else --cnt;
    }
    return cnt == 0;
}

#line 2 "lib/string/parenthesis.hpp"
#include <string>

bool is_correct_parenthesis_sequences(const std::string &s) {
    int cnt = 0;
    for (char c : s) {
        if (c == '(') ++cnt;
        else if (cnt == 0) return false;
        else --cnt;
    }
    return cnt == 0;
}

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