class Formula
  public method eval(a as integer, b as integer) as integer
    var result as integer
    result = -(a + b) * 2 / 1
    if not (a = b) and (a <> 0 or b >= a)
      result = result + a - b
    else
      result = 0
    end if
    if a < b
      result = result + 1
    end if
    if a <= b
      result = result + 1
    end if
    if a > b
      result = result - 1
    end if
    return result
  end method
end class

program Main
  var formula as Formula
  var answer as integer
  var glyph as char
  formula = new Formula()
  answer = formula.eval(-2, 3)
  glyph = 'A'
  print "answer\n"
  print answer
  print glyph
  delete formula
end program