Poople #248: PACT to POOP

Path analysis

This route reaches POOP in 6 moves. Breadth-first search reaches every route with fewer moves first, so POOP cannot be reached in fewer than 6 moves from PACT.

Moves

6

Difficulty

Hard

Shortest paths

21

The dictionary has 21 equally short routes; the route below is one of them.

1. Move 1: PACT → PART — change the 3rd letter from C to R.
2. Move 2: PART → PORT — change the 2nd letter from A to O.
3. Move 3: PORT → POUT — change the 3rd letter from R to U.
4. Move 4: POUT → POUR — change the 4th letter from T to R.
5. Move 5: POUR → POOR — change the 3rd letter from U to O.
6. Move 6: POOR → POOP — change the 4th letter from R to P.