bisectable6

query

((),()).sort

result

¦«2015.12,2016.01.1,2016.02,2016.03,2016.04,2016.05,2016.06,2016.07.1,
  2016.08.1,2016.09,2016.10,2016.11,2016.12,2017.01,2017.02,2017.03,
  2017.04.3,2017.05,2017.06,2017.07,2017.08,2017.09,2017.10,2017.11,
  2017.12,2018.01,2018.02.1,2018.03»:

¦«2018.04.1,2018.05,2018.06,2018.08,2018.09,2018.10,2018.11,2018.12,
  2019.03.1»:
This type (Scalar) does not support elems
  in block <unit> at /tmp/nYBMwS5kQ3 line 1

 «exit code = 1»
¦«2019.07.1,2019.11,2020.01,2020.02.1,2020.05.1,2020.06,2020.07,2020.08.2,
  2020.09,2020.10,2020.11,2020.12,2021.02.1,2021.03,2021.04,2021.05,
  2021.06»:
elems requires a concrete object (got a Mu type object instead)
  in block <unit> at /tmp/nYBMwS5kQ3 line 1

 «exit code = 1»
¦«HEAD(50bd171)»:
Cannot unbox a type object (Mu) to int.
  in block <unit> at /tmp/nYBMwS5kQ3 line 1

 «exit code = 1»