DECEMBER 2, 2025 · PUZZLE #110
HARP to POOP.💩
One shortest route in 5 moves.
00
HARP
START01
CARP
LETTER 102
CAMP
LETTER 303
COMP
LETTER 204
COOP
LETTER 305
POOP
GOAL 💩Why this route takes 5 moves
HARP and POOP differ in 3 letter positions. The shortest accepted-word route needs 2 additional moves; the first and third letters change more than once.
Start by changing the first letter: HARP → CARP. Near the goal, COOP is one letter from POOP; the last move changes its first letter.
Every letter change
- HARP → CARP: change letter 1 from H to C.
- CARP → CAMP: change letter 3 from R to M.
- CAMP → COMP: change letter 2 from A to O.
- COMP → COOP: change letter 3 from M to O.
- COOP → POOP: change letter 1 from C to P.
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