01: import java.util.Scanner;
02: 
03: /**
04:    This program tests the expression evaluator.
05: */
06: public class EvaluatorTester
07: {
08:    public static void main(String[] args)
09:    {
10:       Scanner in = new Scanner(System.in);
11:       System.out.print("Enter an expression: ");
12:       String input = in.nextLine();
13:       Evaluator e = new Evaluator(input);
14:       int value = e.getExpressionValue();
15:       System.out.println(input + "=" + value);
16:    }
17: }