DECEMBER 1, 2025 · PUZZLE #109
DUDE to POOP.💩
One shortest route in 6 moves.
00
DUDE
START01
DUDS
LETTER 402
BUDS
LETTER 103
BODS
LETTER 204
BOOS
LETTER 305
BOOP
LETTER 406
POOP
GOAL 💩Why this route takes 6 moves
DUDE and POOP differ in 4 letter positions. The shortest accepted-word route needs 2 additional moves; the first and fourth letters change more than once.
Start by changing the fourth letter: DUDE → DUDS. Near the goal, BOOP is one letter from POOP; the last move changes its first letter.
Every letter change
- DUDE → DUDS: change letter 4 from E to S.
- DUDS → BUDS: change letter 1 from D to B.
- BUDS → BODS: change letter 2 from U to O.
- BODS → BOOS: change letter 3 from D to O.
- BOOS → BOOP: change letter 4 from S to P.
- BOOP → POOP: change letter 1 from B to P.
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