Define class employee with given data members & member methods - ICSE BOARD QUESTION 2008

/** Define a class employee   ICSE BOARD QUESTION 2008
 */
import java.io.*;
class questionFOUR2008
{
    public static void main(String args[]) throws IOException
    {
        employee ob=new employee();
        BufferedReader br=new BufferedReader(new InputStreamReader(System.in));
        System.out.println("Enter the PAN NUMBER");
        int pan=Integer.parseInt(br.readLine());
       
        System.out.println("Enter the NAME ");
        String name=br.readLine();
       
        System.out.println("Enter the TAX INCOME");
        double taxincome=Double.parseDouble(br.readLine());
       
       ob.input(pan, name, taxincome);
       ob.calc();
       ob.display();
    }
}
    


class employee  
{
    int pan;
    String name;
    double taxincome;
    double tax;
   
    void input(int p, String n, double ti)
    {
        pan=p;
        name=n;
        taxincome=ti;
    }
    void calc()
    {
        if(taxincome <= 100000)
        {
            tax =0;
        }
        else if(taxincome<=150000)
        {
            tax=(taxincome-100000)*0.10;
        }
        else if(taxincome<=250000)
        {
            tax=5000+(taxincome-150000)*0.20;
        }
       
        else
        {
            tax=25000+(taxincome-250000)*0.30;
        }
    }
    void display()
    {
        System.out.println("PAN NUMBER \t NAME \t TAX-INCOME \t TAX");
        System.out.println("===============================================");
        System.out.println(+pan +"\t" + name +"\t" + taxincome+"\t"+ tax);
    }
}


 OUTPUT:

Enter the PAN NUMBER
123456789
Enter the NAME
AMAN
Enter the TAX INCOME
300000

 
PAN NUMBER      NAME      TAX-INCOME      TAX
===============================================
123456789              AMAN         300000.0             40000.0