0 Count the unique fractions with only integers 2014-04-09T20:53:06.420

0 Count the score of a Code Golf code 2018-11-26T21:21:03.000

-2 Remove Duplicates From One List 2014-04-17T12:23:20.750

-2 Restricted average (arithmetic mean) – i.e. without obvious built-ins 2016-05-18T07:11:02.127

-5 Get dimension of a list 2016-10-06T18:09:20.333

-13 How long is this string? 2018-05-28T13:05:56.353