Codewars: Path Finder #1: can you reach the exit?

Task

You are at position [0, 0] in maze NxN and you can only move in one of the four cardinal directions (i.e. North, East, South, West). Return true if you can reach position [N-1, N-1] or false otherwise.

Empty positions are marked .. Walls are marked W. Start and exit positions are empty in all test cases.

See the site

Path Finder Series:

• #1: can you reach the exit?
• #2: shortest path
• #3: the Alpinist
• #4: where are you?
• #5: there's someone here