Calculator

import java.util.Scanner;
public class Calc {
    public static void main(String args[]){
        Scanner calc = new Scanner(System.in);
        int operation;
        double faum, saum, aanswer, fsum, ssum, sanswer, fmum, smum, manswer, fdum, sdum, danswer, feum, seum, eanswer, fqum, qanswer;
        System.out.println("Enter 1 to add, 2 to subtract, 3 to multiply, 4 to divide, 5 to use exponents, or 6 to use square roots.");
        operation = calc.nextInt();
        switch (operation){
        case 1:
            System.out.println("Enter First Number:");
            faum = calc.nextDouble();
            System.out.println("Enter Second Number:");
            saum = calc.nextDouble();
            aanswer = faum + saum;
            System.out.print("The Answer is ");
            System.out.println(aanswer);
            break;
        case 2:
            System.out.println("Enter First Number:");
            fsum = calc.nextDouble();
            System.out.println("Enter Second Number:");
            ssum = calc.nextDouble();
            sanswer = fsum - ssum;
            System.out.print("The Answer is ");
            System.out.println(sanswer);
            break;
        case 3:
            System.out.println("Enter First Number:");
            fmum = calc.nextDouble();
            System.out.println("Enter Second Number:");
            smum = calc.nextDouble();
            manswer = fmum * smum;
            System.out.print("The Answer is ");
            System.out.println(manswer);
            break;
        case 4:
            System.out.println("Enter First Number:");
            fdum = calc.nextDouble();
            System.out.println("Enter Second Number:");
            sdum = calc.nextDouble();
            danswer = fdum / sdum;
            System.out.print("The Answer is ");
            System.out.println(danswer);
            break;
        case 5:
            System.out.println("Enter Base:");
            feum = calc.nextDouble();
            System.out.println("Enter Exponent:");
            seum = calc.nextDouble();
            eanswer = Math.pow(feum, seum);
            System.out.println("The Answer is ");
            System.out.println(eanswer);
            break;
        case 6:
            System.out.println("Enter Radicand:");
            fqum = calc.nextDouble();
            qanswer = Math.sqrt(fqum);
            System.out.println("The Answer is ");
            System.out.println(qanswer);
            break;
        }

    }
}