#include<iostream>
#include<unistd.h>
using namespace std;

string cpp_gethostname(){
	char hostname_buffer[100];
	gethostname(hostname_buffer, 100);
	return string(hostname_buffer);
}

int main(){
	string s1, s2;
	s1 = "Zebra";
	s2 = "Moose";
	string s3 = s1 + s2;
	cout << "s3 = " << s3 << endl;
	cout << "Length of s3 is: " << s3.length() << endl;
	s3 += "Racoon";
	cout << "s3 = " << s3 << endl;
	sethostname(s3.c_str(), s3.length());

	cout << "We're on:  " << cpp_gethostname() << endl;
	return 0;
}