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added 46 characters in body

Source Link

edited Dec 11, 2018 at 17:28

210.6k
41
370
825

Jelly, 29 26 25 bytes

⁶Øa;3ṗ¤,©Ṛy;L3ḍƊ¡⁶$ZFs3®y©Ṛy;⁶$L3ḍƊ¡ZFs3®y

Try it online!Try it online!

How it works

⁶Øa;3ṗ¤,©Ṛy;L3ḍƊ¡⁶$ZFs3®y©Ṛy;⁶$L3ḍƊ¡ZFs3®y  Main link. Argument: s (string)

⁶                          Set the return value to space.
 Øa;                       Append it to "a...z".
    3ṗ¤                    Yield the third Cartesian power of [1, 2, 3].
       ,©                  Pair the results and store the pair in the register.
                           The register now holds
                           [[[1, 1, 1], ..., [3, 3, 3]], ['a', ... ,'z', ' '].
         Ṛ                 Reverse the outer array.
           ;L3ḍƊ¡⁶$;⁶$        Yield s, possibly with an appendedAppend a space to s...
              L3ḍƊ¡        if the length is divisible by 3.
          y                Transliterate according to the mapping to the left.
                   ZFs3    Zip/transpose, flatten, split into chunks of length 3.
                       ®y  Transliterate according to the mapping in the register.

Jelly, 29 26 25 bytes

⁶Øa;3ṗ¤,©Ṛy;L3ḍƊ¡⁶$ZFs3®y

How it works

⁶Øa;3ṗ¤,©Ṛy;L3ḍƊ¡⁶$ZFs3®y  Main link. Argument: s (string)

⁶                          Set the return value to space.
 Øa;                       Append it to "a...z".
    3ṗ¤                    Yield the third Cartesian power of [1, 2, 3].
       ,©                  Pair the results and store the pair in the register.
                           The register now holds
                           [[[1, 1, 1], ..., [3, 3, 3]], ['a', ... ,'z', ' '].
         Ṛ                 Reverse the outer array.
           ;L3ḍƊ¡⁶$        Yield s, possibly with an appended space.
          y                Transliterate according to the mapping to the left.
                   ZFs3    Zip/transpose, flatten, split into chunks of length 3.
                       ®y  Transliterate according to the mapping in the register.

Jelly, 29 26 25 bytes

⁶Øa;3ṗ¤,©Ṛy;⁶$L3ḍƊ¡ZFs3®y

How it works

⁶Øa;3ṗ¤,©Ṛy;⁶$L3ḍƊ¡ZFs3®y  Main link. Argument: s (string)

⁶                          Set the return value to space.
 Øa;                       Append it to "a...z".
    3ṗ¤                    Yield the third Cartesian power of [1, 2, 3].
       ,©                  Pair the results and store the pair in the register.
                           The register now holds
                           [[[1, 1, 1], ..., [3, 3, 3]], ['a', ... ,'z', ' '].
         Ṛ                 Reverse the outer array.
           ;⁶$             Append a space to s...
              L3ḍƊ¡        if the length is divisible by 3.
          y                Transliterate according to the mapping to the left.
                   ZFs3    Zip/transpose, flatten, split into chunks of length 3.
                       ®y  Transliterate according to the mapping in the register.

missing $ in explanation

Source Link

edited Dec 11, 2018 at 16:07

Erik the Outgolfer

40.6k
5
45
122

Jelly, 29 26 25 bytes

⁶Øa;3ṗ¤,©Ṛy;L3ḍƊ¡⁶$ZFs3®y

How it works

⁶Øa;3ṗ¤,©Ṛy;L3ḍƊ¡⁶$ZFs3®y  Main link. Argument: s (string)

⁶                          Set the return value to space.
 Øa;                       Append it to "a...z".
    3ṗ¤                    Yield the third Cartesian power of [1, 2, 3].
       ,©                  Pair the results and store the pair in the register.
                           The register now holds
                           [[[1, 1, 1], ..., [3, 3, 3]], ['a', ... ,'z', ' '].
         Ṛ                 Reverse the outer array.
           ;L3ḍƊ¡⁶ ;L3ḍƊ¡⁶$        Yield s, possibly with an appended space.
          y                Transliterate according to the mapping to the left.
                  ZFs3 ZFs3    Zip/transpose, flatten, split into chunks of length 3.
                      ®y ®y  Transliterate according to the mapping in the register.

Jelly, 29 26 25 bytes

⁶Øa;3ṗ¤,©Ṛy;L3ḍƊ¡⁶$ZFs3®y

How it works

⁶Øa;3ṗ¤,©Ṛy;L3ḍƊ¡⁶$ZFs3®y  Main link. Argument: s (string)

⁶                          Set the return value to space.
 Øa;                       Append it to "a...z".
    3ṗ¤                    Yield the third Cartesian power of [1, 2, 3].
       ,©                  Pair the results and store the pair in the register.
                           The register now holds
                           [[[1, 1, 1], ..., [3, 3, 3]], ['a', ... ,'z', ' '].
         Ṛ                 Reverse the outer array.
           ;L3ḍƊ¡⁶         Yield s, possibly with an appended space.
          y                Transliterate according to the mapping to the left.
                  ZFs3     Zip/transpose, flatten, split into chunks of length 3.
                      ®y   Transliterate according to the mapping in the register.

Jelly, 29 26 25 bytes

⁶Øa;3ṗ¤,©Ṛy;L3ḍƊ¡⁶$ZFs3®y

How it works

⁶Øa;3ṗ¤,©Ṛy;L3ḍƊ¡⁶$ZFs3®y  Main link. Argument: s (string)

⁶                          Set the return value to space.
 Øa;                       Append it to "a...z".
    3ṗ¤                    Yield the third Cartesian power of [1, 2, 3].
       ,©                  Pair the results and store the pair in the register.
                           The register now holds
                           [[[1, 1, 1], ..., [3, 3, 3]], ['a', ... ,'z', ' '].
         Ṛ                 Reverse the outer array.
           ;L3ḍƊ¡⁶$        Yield s, possibly with an appended space.
          y                Transliterate according to the mapping to the left.
                   ZFs3    Zip/transpose, flatten, split into chunks of length 3.
                       ®y  Transliterate according to the mapping in the register.

added 1 character in body

Source Link

edited Dec 11, 2018 at 15:00

210.6k
41
370
825

Jelly, 29 26 25 bytes

⁶Øa;3ṗ¤,©Ṛy;L3ḍƊ¡⁶$ZFs3®y

How it works

⁶Øa;3ṗ¤,©Ṛy;L3ḍƊ¡⁶$ZFs3®y  Main link. Argument: s (string)

⁶                          Set the return value to space.
 Øa;                       Append it to "a...z".
    3ṗ¤                    Yield the third Cartesian power of [1, 2, 3].
       ,©                  Pair the results and store the pair in the register.
                           The register now holds
                           [[[1, 1, 1], ..., [3, 3, 3]], ['a', ... ,'z', ' '].
         Ṛ                 Reverse the outer array.
           ;L3ḍƊ¡⁶         Yield s, possibly with an appended space.
          y                Transliterate according to the mapping to the left.
                  ZFs3     Zip/transpose, flatten, split into chunks of length 3.
                      ®y   Transliterate according to the mapping in the register.

Jelly, 29 26 25 bytes

⁶Øa;3ṗ¤,©Ṛy;L3ḍƊ¡⁶$ZFs3®y

Jelly, 29 26 25 bytes

⁶Øa;3ṗ¤,©Ṛy;L3ḍƊ¡⁶$ZFs3®y

How it works

⁶Øa;3ṗ¤,©Ṛy;L3ḍƊ¡⁶$ZFs3®y  Main link. Argument: s (string)

⁶                          Set the return value to space.
 Øa;                       Append it to "a...z".
    3ṗ¤                    Yield the third Cartesian power of [1, 2, 3].
       ,©                  Pair the results and store the pair in the register.
                           The register now holds
                           [[[1, 1, 1], ..., [3, 3, 3]], ['a', ... ,'z', ' '].
         Ṛ                 Reverse the outer array.
           ;L3ḍƊ¡⁶         Yield s, possibly with an appended space.
          y                Transliterate according to the mapping to the left.
                  ZFs3     Zip/transpose, flatten, split into chunks of length 3.
                      ®y   Transliterate according to the mapping in the register.

added 1 character in body

Source Link

edited Dec 11, 2018 at 14:50

210.6k
41
370
825

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added 13 characters in body

Source Link

edited Dec 11, 2018 at 14:42

210.6k
41
370
825

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Source Link

created Dec 11, 2018 at 14:23

210.6k
41
370
825

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