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#include<iostream>
#include<iomanip>
#include<cmath>
using namespace std;
int main()
{
char option;
double car_price,down_payment,principal,years_amortized,months_amortized,annual_income,monthly_income,annual_interest,
monthly_interest,monthly_payment;
cout<<
"The base price is $16,800."<<endl<<
"Please choose your options."<<endl<<
"Option N: base model."<<endl<<
"Option P: auto transmission, power windows and locks, stereo sound system. Cost: base + 1200"<<endl<<
"Option L: all the above plus MP3 player, security alarm, cruise control. Cost: base + 1800"<<endl<<
"Option D: all of the above plus deluxe detailing, pin stripes, leather seats, wind bar. cost: base + 2300"<<endl<<
"Option S: all the above plus seat heaters, Bose speakers,"<<endl<<
"OnStar, steering wheel controls of music system, chrome rims. cost: base + 2800"<<endl;
cin>>option;
cout<<"Enter the downpayment amount: "<<endl;
cin>>down_payment;
cout<<"Enter annual interest of your loan."<<endl<<
"For example, enter 5 for 5 percent."<<endl;
cin>>annual_interest;
cout<<"Enter length of loan in years."<<endl;
cin>>years_amortized;
cout<<"Enter your annual income."<<endl;
cin>>annual_income;
principal=car_price-down_payment;
monthly_interest=(annual_interest/(12))*100;
months_amortized=years_amortized*12;
monthly_income=annual_income/12;
monthly_payment=principal*(monthly_interest/(1-(pow((1+monthly_interest),(-months_amortized)))));
switch(option)
{
case'N':
car_price=16800;
cout<<fixed<<showpoint<<setprecision(2);
cout<<
"The total amount is $16,800."<<endl<<
"The monthly payment is "<<monthly_payment<<endl;
if(monthly_income>=monthly_payment*4)
cout<<"You are eligible for a loan.";
else
cout<<"You are not eligible for a loan.";
break;
case'P':
car_price=18000;
cout<<
"The total amount is $18,000."<<endl<<
"The monthly payment is "<<monthly_payment<<endl;
if(monthly_income>=monthly_payment*4)
cout<<"You are eligible for a loan.";
else
cout<<"You are not eligible for a loan.";
break;
case'L':
car_price=18600;
cout<<
"The total amount is $18,600."<<endl<<
"The monthly payment is "<<monthly_payment<<endl;
if(monthly_income>=monthly_payment*4)
cout<<"You are eligible for a loan.";
else
cout<<"You are not eligible for a loan.";
break;
case'D':
car_price=19100;
cout<<
"The total amount is $19,100."<<endl<<
"The monthly payment is "<<monthly_payment<<endl;
if(monthly_income>=monthly_payment*4)
cout<<"You are eligible for a loan.";
else
cout<<"You are not eligible for a loan.";
break;
case'S':
car_price=19600;
cout<<
"The total amount is $19,600."<<endl<<
"The monthly payment is "<<monthly_payment<<endl;
break;
if(monthly_income>=monthly_payment*4)
cout<<"You are eligible for a loan.";
else
cout<<"You are not eligible for a loan.";
break;
}
return 0;
}
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