printAB()

#include <iostream>

void printA()
{
    std::cout << "A" << std::endl;
}

void printB()
{
    std::cout << "B" << std::endl;
}

void printAB()
{
    printA();
    printB();
}

int main()
{
    std::cout << "Starting main()..." << std::endl;
    printAB();
    std::cout << "Ending main()..." << std::endl;
    return ;
}