Compile and Execute Java Online

import java.util.Scanner;
public class LoanDemo
{
   // start main method
   public static void main(String[] args)
   {          
       // variables declaration
       double loanAmount;
       int loanPeriod;
       double startingIR = 5.0;
       double endingIR = 8.0;
       double increment = 1.0 / 8.0;
      
       // create an object for Scanner class
       Scanner input = new Scanner(System.in);
      
       // prompt the user to enter the loan amount
       System.out.print("Loan Amount: ");
       loanAmount = input.nextDouble();
      
       /* prompt the user to enter the loan period in number of years */
       System.out.print("Number of Years: ");
       loanPeriod = input.nextInt();
          
       // display the resultant table's heading
       System.out.printf("\n%-20s%-20s%-20s\n", "Interest Rate", "Monthly Payment", "Total Payment");
      
       /* display the monthly and total payments for each interest rate starting from 5% to 8% with an increment of 1/8 */
       for(double interestRate = startingIR; interestRate <= endingIR; interestRate += increment)
       {
           // compute monthly interest rate
           double monthlyIR = interestRate / 1200;
          
           // compute the monthly payment
           double monthlyPayment = loanAmount * monthlyIR    / (1 - 1 / Math.pow(1 + monthlyIR, loanPeriod * 12));
          
           // compute the total payment
           double totalPayment = monthlyPayment * loanPeriod * 12;
          
           // display the results
           System.out.printf("%-20.3f%-20.2f%-20.2f\n", interestRate, monthlyPayment, totalPayment);
       } // end for
   } // end of main method
} // end of LoanDemo class