Verified solution
The shortest route from TIER
TIERPIERPEERPEEPPREPPROPPOOP
- 01TIER → PIER1st letter, T to P
- 02PIER → PEER2nd letter, I to E
- 03PEER → PEEP4th letter, R to P
- 04PEEP → PREP2nd letter, E to R
- 05PREP → PROP3rd letter, E to O
- 06PROP → POOP2nd letter, R to O
First moves
What happens after the opening word?
TIER has 5 legal one-letter moves. These are the best routes after move one:
PIER5 leftTIED5 leftBIER6 leftVIER6 leftTIES6 left
Answer notes
Why there can be more than one answer.
This opening has 4 distinct paths at the minimum length of 6. The route shown above is one complete answer, not the only valid sequence. Any route reaching POOP in 6 moves is equally short.
Calculate a route from a different word →