#include<iostream>
using namespace std;

void displayChange(double money)
{
	int wholeMoney = money;
	int change = (money - wholeMoney) * 100;
	cout << change << endl;
}
void displayHundreds(double money)
{
	//64500.23
	int thousands = money / 1000;
	int hundreds = (money-(thousands * 1000)) / 100;
	cout << hundreds << endl;
}

void displayOnes(int digit)
{
	switch (digit)
	{
		case 1: cout << "one "; break;
		case 2: cout << "two "; break;
		case 3: cout << "three "; break;
		case 4: cout << "four "; break;
		case 5: cout << "five "; break;
		case 6: cout << "six "; break;
		case 7: cout << "seven "; break;
		case 8: cout << "eight "; break;
		case 9: cout << "nine "; break;
	}
}

void main()
{
	double money;
	cout << "Money? ";
	cin >> money;
	money += .005;
	//123,456,789,012.03
	int billions;
	int millions;
	int thousands;
	int other;

	billions = money / 1000000000;
	money = money - (billions * 1000000000);

	millions = money / 1000000;
	money = money - (millions * 1000000);

	thousands = money / 1000;
	money = money - (thousands * 1000);

	other = money;
	//0 - 999

	if (billions > 0)
	{
		displayHundredsGroup(billions);
		cout << "billion ";
	}

	displayHundredsGroup(millions);
	cout << "million ";
	displayHundredsGroup(thousands);
	cout << "thousand ";
	displayHundredsGroup(other);
	cout << "dollars ";

	//displayChange(money);
	//displayHundreds(money);

}