JANUARY 21, 2026 · PUZZLE #160
ROSY to POOP.💩
One shortest route in 5 moves.
00
ROSY
START01
COSY
LETTER 102
COST
LETTER 403
COOT
LETTER 304
COOP
LETTER 405
POOP
GOAL 💩Why this route takes 5 moves
ROSY and POOP differ in 3 letter positions. The shortest accepted-word route needs 2 additional moves; the first and fourth letters change more than once.
Start by changing the first letter: ROSY → COSY. Near the goal, COOP is one letter from POOP; the last move changes its first letter.
Every letter change
- ROSY → COSY: change letter 1 from R to C.
- COSY → COST: change letter 4 from Y to T.
- COST → COOT: change letter 3 from S to O.
- COOT → COOP: change letter 4 from T to P.
- COOP → POOP: change letter 1 from C to P.
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