Poople #337: GRAN 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 GRAN.

Moves

5

Difficulty

Hard

Shortest paths

2

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

1. Move 1: GRAN → GRAD — change the 4th letter from N to D.
2. Move 2: GRAD → GOAD — change the 2nd letter from R to O.
3. Move 3: GOAD → GOOD — change the 3rd letter from A to O.
4. Move 4: GOOD → GOOP — change the 4th letter from D to P.
5. Move 5: GOOP → POOP — change the 1st letter from G to P.