Please do your best to respect this rule. Errant trailing whitespace at the end of a line, or errant blank lines in the output would cause a presentation error, as would miscentering the first operand above the columns. But most other things we imagine will also involve mistakes involving nonspace characters (such as too wide of a border of dashes). Essentially, anything that wouldn't pass a typical unixNote: The tables must be formatted precisely as outlined by the rules and examples provided. Mistakes that involve solely errant whitespace will be categorized as
Presentation Error ; all other errors will be reported asWrong Answer .