package calculator;

public class ConstantExpression extends Expression {

  int number;

  public ConstantExpression() {
  }

  public ConstantExpression(int number){
    this.number=number;
    }

  public int getValue(){
    return number;
  }

  public Object accept(ExpressionVisitor v){
    return v.visit(this);
  }

  public int evaluate(){ return number; }

  public String prefix() { return ""+number; }

  public String postfix() { return ""+number; }

  public String infix() { return ""+number; }
}