#include <string>
#include <iostream>
using namespace std;

float convertAmountOwed(string amountOwed);
float convertAmountPaid(string amountPaid);
bool checkifShort(float amountOwed, float amountPaid);
void performCalculation(float amountOwed, float amountPaid);

int main()
{
	string amountOwed;
	string amountPaid;

	cout << "Total Amount Owed" << '\n' << "$";
	cin >> amountOwed;

	cout << "Amount Paid" << '\n' << "$";
	cin >> amountPaid;

	float amountO = convertAmountOwed(amountOwed);
	float amountP = convertAmountPaid(amountPaid);
	if (checkifShort(amountP, amountO)) {
		cout << "You still owe: $" << amountO - amountP << '\n';
	}
	else {
		cout << "---------------------------" << '\n';
		performCalculation(amountO, amountP);
		cout << '\n' << "---------------------------" << '\n';
	}
	system("pause");
	return 0;
}


float convertAmountOwed(string amountOwed) {

	float amountO = std::stof(amountOwed);

	return amountO;

}
float convertAmountPaid(string amountPaid) {

	float amountP = std::stof(amountPaid);

	return amountP;
}
bool checkifShort(float amountPaid, float amountOwed) {

	return (amountPaid < amountOwed);
}

void performCalculation(float amountOwed, float amountPaid) {
	float amountChange = amountPaid - amountOwed;
	cout << amountChange;
	while (amountChange != 0) {
		if (amountChange - 100 !=0) {


		}

	}
}