JANUARY 9, 2026 · PUZZLE #148
BULB to POOP.💩
One shortest route in 5 moves.
00
BULB
START01
BULL
LETTER 402
BOLL
LETTER 203
POLL
LETTER 104
POOL
LETTER 305
POOP
GOAL 💩Why this route takes 5 moves
BULB and POOP differ in 4 letter positions. The shortest accepted-word route needs 1 additional move; the fourth letter changes more than once.
Start by changing the fourth letter: BULB → BULL. Near the goal, POOL is one letter from POOP; the last move changes its fourth letter.
Every letter change
- BULB → BULL: change letter 4 from B to L.
- BULL → BOLL: change letter 2 from U to O.
- BOLL → POLL: change letter 1 from B to P.
- POLL → POOL: change letter 3 from L to O.
- POOL → POOP: change letter 4 from L to P.
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