//Program Name: monthlypayments.cpp
//Programmer: John Burns
//Purpose: To display monthly payments of a mortgage
//Program Date: Ocotber 6th 2008

#include<iostream>
#include<iomanip>
#include<cmath>
using namespace std;

void main()
{
	//variables
	double rateAnnual, rateMonthly;
	int numPayment;
	double loanAmount, payment, totalAmount, interestPaid;

	//inputs
	cout << "What is the percentage rate?: ";
	cin >> rateAnnual;
	cout << "How many payments?: ";
	cin >> numPayment;
	cout << "What is the loan amount?: $";
	cin >> loanAmount;

	//calculations
	rateMonthly = (rateAnnual * .01)/12;
	payment = ((rateMonthly * pow(1+rateMonthly,numPayment))/(pow(1+rateMonthly,numPayment)-1))*loanAmount;
	totalAmount=payment*numPayment;
	interestPaid=totalAmount-loanAmount;

	//Outputs
	cout <<  setprecision(2) << fixed << right << showpoint;
	cout << endl;
	cout << "Loan amout:              $" << setw(9) << loanAmount << endl;
	cout << "Monthly Interest Rate:    " << setw(9) << rateMonthly * 100 << "%" << endl;
	cout << "Number of Payments:       " << setw(9) << numPayment << endl;
	cout << "Monthly Payments:        $" << setw(9) << payment << endl;
	cout << "Amount Paid Back:        $" << setw(9) << totalAmount << endl;
	cout << "Interest Paid:           $" << setw(9) << interestPaid << endl;






}