#include <iostream>

int main() {

std::string some_word = "foot";

std::string* some_word_ptr = &some_word;

(*some_word_ptr).append("ball");

// Prints "football"

std::cout << "Output after first append:" << std::endl;

std::cout << "\t" << some_word << std::endl;

std::cout << "\t" << *some_word_ptr << std::endl;

// Equivalent to the call above

some_word_ptr->append("s");

// Prints "footballs"

std::cout << "Output after second append:" << std::endl;

std::cout << "\t" << some_word << std::endl;

std::cout << "\t" << *some_word_ptr << std::endl;

// Prints a memory address

std::cout << "Memory address:" << std::endl;

std::cout << "\t" << some_word_ptr << std::endl;

}