#include <iostream>

int main(){
//!/usr/bin/perl

std::string h("hello");
std::string w("world");

for (double i=0; i < 3; i++) {
  std::cout << "" << h << " " << w << " \n";
}

double n=0;
double x=100000000;

for (double i=0; i < x; i++) {
  n++;
}

std::cout << "\n";
std::cout << "Counted to " << n << " \n";
return 0;
}