bgromov

#include <ros/ros.h>
#include <ros/spinner.h>
#include <ros/callback_queue.h>

#include <std_msgs/Empty.h>
#include <std_msgs/Bool.h>

boost::shared_ptr<ros::AsyncSpinner> g_spinner;

bool g_enable = false;

lava

Hello, world!

Please explain in detail what will happen if the following program is executed:

#include <iostream>

int main() {
    std::cout << "Hello, world!" << std::endl;
}

JAEarly