lower alpha


  1. level 0

  2. level 0

    1. level 1

    2. level 1

      1. level 2

      2. level 2

    3. level 1

    4. level 1

  3. level 0

  4. level 0


roman numerals


  1. level 0

  2. level 0

    1. level 1

    2. level 1

      1. level 2

      2. level 2

    3. level 1

    4. level 1

  3. level 0

  4. level 0