import java.util.Scanner;

public class AEMain {

    public static void main(String args[]){

        Scanner sc = new Scanner(System.in);
        System.out.println("Type arithmetic expression: ");
        String expression = sc.nextLine();

        AESupport exp = new AESupport();
        Double answer = exp.publicCalculation(expression);
        System.out.println("Answer is " + answer);
    }
}