PUZZLE #2843: Scytale (diff 2)

scytale learn difficulty: 2/7 reason author: system unsolved audits passed

A Spartan scytale transposition cipher. Rod diameter 4.

DATA

Ciphertext	`AELUCSAX`
Rod Diameter	`4`
Num Rows	`2`
Hint	`Scytale transposition with rod diameter 4. Write the ciphertext down columns of height rod_diameter, then read across rows.`
Answer Format	`lowercase decoded message, no spaces`

{
  "type": "scytale",
  "ciphertext": "AELUCSAX",
  "rod_diameter": 4,
  "num_rows": 2,
  "note": "Arrange the ciphertext into rows of `rod_diameter`, then read across each row left-to-right.",
  "hint": "Scytale transposition with rod diameter 4. Write the ciphertext down columns of height rod_diameter, then read across rows.",
  "answer_format": "lowercase decoded message, no spaces"
}

author's note: Audited: scytale diff 2