Poople #330: WARS 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 WARS.

Moves

6

Difficulty

Hard

Shortest paths

32

The dictionary has 32 equally short routes; the route below is one of them.

1. Move 1: WARS → BARS — change the 1st letter from W to B.
2. Move 2: BARS → BAAS — change the 3rd letter from R to A.
3. Move 3: BAAS → BOAS — change the 2nd letter from A to O.
4. Move 4: BOAS → BOOS — change the 3rd letter from A to O.
5. Move 5: BOOS → BOOP — change the 4th letter from S to P.
6. Move 6: BOOP → POOP — change the 1st letter from B to P.