오제이튜브[OJ Tube] - 개발 노트

#include <iostream>
#include <windows.h>
#include <thread>
#include <string>
#include <list>
#include <random>
#include <cassert>
#include <time.h>

using namespace std;

void sleepForSeconds(int second);

void countDown(int second);

string getMember(int index, list<string> members);

int main(void)
{
    const int COUNT_SECONDS = 5;
    const int SLEEP_SECONDS = 1;

    int index = 0;
    string challenge_word;
    list<string> uniqueMembers;
    string current_line;
    string previous_line = "ERROR";
    bool is_time = true;
    bool is_name = false;
    bool is_comment = false;
    int luckyIndex;
    string luckyMember;

    cout << "도전 키워드를 입력해주세요\n\n";

    cin >> challenge_word;

    cout << "\n이번 이벤트의 도전 키워드는 \"" << challenge_word << "\" 입니다.\n";
    cout << challenge_word << "를 댓글에 입력해주세요\n\n";

    cout << "댓글 내용을 붙여넣고 마지막에 \"quit\"을 입력 후 엔터를 입력해주세요.\n\n";

    getline(cin, current_line);
    while (!(is_time && current_line.compare("quit") == 0)) {
        if (current_line.compare("") == 0) {
            is_time = true;
            is_name = false;
            is_comment = false;
        }
        else if (is_time) {
            is_time = false;
            is_name = true;
        }
        else if (is_name) {
            is_name = false;
            is_comment = true;
        }
        else if (is_comment) {
            is_comment = false;
            if (current_line.find(challenge_word) != string::npos) {
                uniqueMembers.remove(previous_line);
                uniqueMembers.push_back(previous_line);
            }
        }
        previous_line = current_line;
        getline(cin, current_line);
    }

    cout << "\n입력이 완료되었습니다.\n\n";

    sleepForSeconds(SLEEP_SECONDS);

    if (uniqueMembers.size() == 0) {
        cout << "참가자가 없습니다.\n";
        cout << "프로그램을 종료합니다.\n";
        return 1;
    }

    cout << "이번 이벤트에 " << uniqueMembers.size() << "분께서 참여해주셨습니다.\n";
    sleepForSeconds(SLEEP_SECONDS);
    cout << "성원에 감사드립니다.\n\n";
    sleepForSeconds(SLEEP_SECONDS);

    cout << "================참가자  명단================\n";
    index = 0;
    for (list<string>::const_iterator member = uniqueMembers.begin(); member != uniqueMembers.end(); ++member) {
        if (index > 0) {
            cout << ", ";
        }
        if (index % 5 == 0) {
            cout << "\b\b";
        }
        cout << "<" << member->c_str() << ">님";
        if (index % 5 == 4) {
            cout << "\n";
        }
        index++;
    }
    cout << "\n============================================\n\n";
    sleepForSeconds(SLEEP_SECONDS);

    cout << "추첨을 시작하겠습니다.\n";

    countDown(COUNT_SECONDS);
    
    srand(time(NULL));
    luckyIndex = rand() % uniqueMembers.size();
    luckyMember = getMember(luckyIndex, uniqueMembers);

    cout << "\n" << luckyMember.c_str() << " 님 축하드립니다.\n\n";

    sleepForSeconds(SLEEP_SECONDS);

    do {
        cout << "프로그램을 종료하시려면 q를 입력하고 엔터를 입력해주세요.\n";
    } while (cin.get() != 'q');

    cout << "프로그램을 종료합니다.\n";

    return 0;
}

void sleepForSeconds(int second)
{
    Sleep(second * 1000);
}

void countDown(int second)
{
    for (int i = second; i > 0; --i) {
        cout << i;
        for (int j = 0; j < 5; ++j) {
            Sleep(200);
            cout << ".";
        }
        cout << "\n";
    }
}

string getMember(int index, list<string> members)
{
    int i = 0;
    for (list<string>::const_iterator member = members.begin(); member != members.end(); ++member) {
        if (i++ == index) {
            return member->c_str();
        }
    }
    assert(1);
    return "ERROR";
}

컴파일 방법

gcc -o server server.c -lpthread

gcc -o client client.c -lpthread