#include <iostream>
#include <thread>
#include <chrono>

int main() {
    std::string text = "Loading";
    for (int i = 0; i < 10; ++i) {
        std::cout << "\r" << text << std::string(i % 4, '.') << std::flush;
        std::this_thread::sleep_for(std::chrono::milliseconds(300));
    }
    std::cout << "\nDone!" << std::endl;
    return 0;
}