C++ program to calulate interest rates using class
#include <iostream>
#include <iomanip>
#include <iostream>
using namespace std;
class utility : public std::numpunct
{
protected:
virtual char do_thousands_sep() const
{
return ',';
}
virtual std::string do_grouping() const
{
return "\03";
}
};
class Mortage{
private:
double amount;
double rates;
int years;
public:
void inputFunction();
void outputFunction();
};
void Mortage::inputFunction()
{
cout<<"\n Enter the amount of the loan: ";
cin>>amount;
if(amount > 100000)
{
cout<<"\n Error: Amount Exceeds $100,000.00";
return;
}
cout<<"\n Enter the annual interest rate (example 3 = 3%):";
cin>>rates;
if(rates > 22)
{
cout<<"\n Error: Rates Exceeds 22%";
return;
}
cout<<"\n Enter the Duration of the Loan in years:";
cin>>years;
if(years > 6)
{
cout<<"\n Error: Years Exceeds 6";
return;
}
}
void Mortage::outputFunction()
{
double emi = 0;
double paybackamt = 0;
double interest = (amount*rates*years)/100;
paybackamt = amount + interest;
emi = paybackamt/(years*12);
std::locale comma_locale(std::locale(), new utility());
std::cout.imbue(comma_locale);
cout<<"\n\n";
cout<<left<<"\tLoan Amount: ";
cout<<right<>choice;
}
return 0;
}
Running C++ program on interest rates
