---
ch-1:
  - function: jumpingletters
    multiarg: true
    arguments:
      - Perl
      - - 2
        - 22
        - 19
        - 9
    result: Raku
  - multiarg: true
    arguments:
      - Raku
      - - 24
        - 4
        - 7
        - 17
    result: Perl
ch-2:
  - function: rearrangegroups
    multiarg: true
    arguments:
      - - 1
        - 2
        - 3
        - 5
        - 1
        - 2
        - 7
        - 6
        - 3
      - 3
    result:
      - - 1
        - 2
        - 3
      - - 1
        - 2
        - 3
      - - 5
        - 6
        - 7
  - multiarg: true
    arguments:
      - - 1
        - 2
        - 3
      - 2
    result: []
  - multiarg: true
    arguments:
      - - 1
        - 2
        - 4
        - 3
        - 5
        - 3
      - 3
    result:
      - - 1
        - 2
        - 3
      - - 3
        - 4
        - 5
  - multiarg: true
    arguments:
      - - 1
        - 5
        - 2
        - 6
        - 4
        - 7
      - 3
    result: []