Poople #114: DUEL to POOP

Path analysis

This route reaches POOP in 5 moves. Breadth-first search reaches every route with fewer moves first, so POOP cannot be reached in fewer than 5 moves from DUEL.

Moves

5

Difficulty

Hard

Shortest paths

2

The dictionary has 2 equally short routes; the route below is one of them.

1. Move 1: DUEL → DULL — change the 3rd letter from E to L.
2. Move 2: DULL → PULL — change the 1st letter from D to P.
3. Move 3: PULL → POLL — change the 2nd letter from U to O.
4. Move 4: POLL → POOL — change the 3rd letter from L to O.
5. Move 5: POOL → POOP — change the 4th letter from L to P.