profit loss

import java.util.*;

/**
 * @author Ravinesh
 *
 */
public class que5_prolo {

    /**
     * @param args
     */

    static double costPrice, sellingPrice, rate, profitt, loss;



    public static void main(String[] args) {
        // TODO Auto-generated method stub

        Scanner in = new Scanner(System.in);

        System.out.println("Enter : profit or loss");
        String choice = in.nextLine();

        System.out.println("Enter the Cost Price: ");
        costPrice = in.nextDouble();

        System.out.println("Enter the Rate: ");
        rate = in.nextDouble();


        if (choice.equals("profit")) {
            System.out.println("Profit % : " + pro(costPrice,rate));
        } else if (choice.equals("loss")) {
            System.out.println("Loss % : " + loss(costPrice,rate));
        }

    }


    public static double pro (double costPrice, double rate) {

        double amount =  costPrice * (rate / 100);

        sellingPrice = costPrice + amount;

        profitt = ((sellingPrice / costPrice) -1) * 100 ;

        return profitt;
    }

    public static double loss (double costPrice, double rate) {

        double amount =  costPrice * (rate / 100) ;

        sellingPrice = costPrice + amount;

        loss = ((costPrice  / sellingPrice) -1) * 100 ;

        return loss;
    }
}