Multi-threading Native (std::thread & std::mutex)

#include <iostream>
#include <thread>
#include <mutex>
#include <vector>

std::mutex g_kunciMemori;
int g_counterGlobal = 0;

void tambahData(int idWorker) {
    for (int i = 0; i < 1000; ++i) {
        // Lock guard otomatis melepas kunci saat keluar blok
        std::lock_guard<std::mutex> proteksi(g_kunciMemori);
        g_counterGlobal++;
    }
}

int main() {
    std::thread t1(tambahData, 1);
    std::thread t2(tambahData, 2);

    // Menunggu kedua thread selesai eksekusi
    t1.join();
    t2.join();

    std::cout << "Nilai Akhir Counter: " << g_counterGlobal << std::endl;
    return 0;
}