Poople #350: WASP 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 WASP.

Moves

5

Difficulty

Hard

Shortest paths

2

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

1. Move 1: WASP → RASP — change the 1st letter from W to R.
2. Move 2: RASP → RAMP — change the 3rd letter from S to M.
3. Move 3: RAMP → ROMP — change the 2nd letter from A to O.
4. Move 4: ROMP → POMP — change the 1st letter from R to P.
5. Move 5: POMP → POOP — change the 3rd letter from M to O.