On 9/19/2010 5:03 PM, jack wrote:
> On Fri, 17 Sep 2010 16:55:21 -0400, J. Clarke wrote:
>
>> On 9/17/2010 3:35 PM, jack wrote:
>>> Problem description incomplete. What are the dimensions of the door,
>>> does it have any windows, and if yes, how large?
>>
>> You're overthinking the problem. Remember, your granularity is gallons.
>
> Not really. Granularity of the final answer is gallons, ceil(calculated
> amount), since I buy paint by the gallon. If door+windows brings the
> calculated amount from n+0.1 to n-0.1, that saves buying one gallon.

Textbook answer, not guy with paint on his britches answer.