m = 50
    n = 50

+++ Initial labyrinth
    +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
    |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
    +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
    |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
    +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
    |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
    +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
    |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
    +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
    |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
    +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
    |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
    +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
    |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
    +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
    |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
    +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
    |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
    +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
    |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
    +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
    |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
    +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
    |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
    +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
    |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
    +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
    |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
    +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
    |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
    +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
    |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
    +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
    |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
    +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
    |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
    +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
    |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
    +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
    |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
    +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
    |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
    +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
    |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
    +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
    |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
    +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
    |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
    +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
    |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
    +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
    |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
    +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
    |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
    +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
    |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
    +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
    |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
    +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
    |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
    +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
    |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
    +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
    |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
    +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
    |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
    +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
    |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
    +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
    |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
    +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
    |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
    +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
    |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
    +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
    |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
    +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
    |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
    +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
    |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
    +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
    |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
    +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
    |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
    +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
    |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
    +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
    |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
    +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
    |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
    +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
    |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
    +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
    |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
    +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
    |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
    +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
    |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
    +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
    |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |
    +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+

+++ Labyrinth created after 2499 wall removals

+++ Final labyrinth
    +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
    |               |           |       |   |   |   |   |   |       |               |       |       |                   |           |           |               |       |                                   |
    +   +---+---+   +---+   +---+---+   +   +   +   +   +   +---+   +---+   +---+   +   +---+   +   +   +---+---+   +---+---+   +---+   +---+---+---+   +---+   +---+   +---+---+   +---+   +---+---+   +---+
    |       |   |           |   |       |   |                   |   |       |       |   |       |       |       |       |           |   |   |           |       |       |       |       |       |       |   |
    +---+---+   +---+   +---+   +---+   +   +   +---+   +---+---+   +---+   +---+---+   +   +---+---+   +   +---+   +---+---+   +---+   +   +---+---+   +---+---+   +   +   +   +   +---+---+   +   +---+   +
    |       |   |   |       |   |   |           |       |       |       |       |               |               |       |       |   |       |           |   |       |       |   |   |           |   |       |
    +   +---+   +   +   +---+   +   +   +---+---+   +   +   +---+   +   +   +---+---+---+   +---+   +   +---+---+   +   +---+   +   +   +---+   +   +   +   +---+   +---+   +---+   +---+---+---+---+   +   +
    |               |       |   |               |   |               |               |           |   |           |   |               |           |   |       |       |                                   |   |
    +   +---+---+---+   +---+   +   +---+---+---+---+   +---+---+---+---+---+   +---+---+---+---+---+   +---+   +---+   +   +---+   +---+   +---+---+---+   +---+   +---+---+---+---+---+---+   +---+---+---+
    |       |                   |   |   |           |   |                   |       |   |   |       |   |       |   |   |       |   |       |       |                   |   |       |       |       |       |
    +---+   +---+---+   +---+---+   +   +   +   +   +   +   +---+---+   +---+   +---+   +   +   +   +   +---+---+   +---+---+---+---+   +---+   +---+   +---+   +---+   +   +---+   +   +   +   +---+---+   +
    |           |                   |   |   |   |   |   |       |                   |       |   |       |       |   |       |       |               |   |   |   |           |   |   |   |       |           |
    +---+   +---+---+---+   +   +   +   +   +---+   +---+---+---+   +---+   +---+---+   +   +   +---+   +   +   +   +---+   +---+   +   +   +---+---+   +   +   +---+   +   +   +   +---+---+---+   +   +   +
    |           |   |   |   |   |           |   |       |       |       |       |       |   |   |           |   |       |       |   |   |   |   |   |   |       |   |   |   |       |       |   |   |   |   |
    +   +   +---+   +   +---+   +---+   +   +   +---+---+   +---+---+   +   +---+---+   +---+   +---+---+   +---+---+   +---+   +   +---+---+   +   +---+---+   +   +---+---+   +   +   +---+   +---+   +---+
    |   |   |       |   |       |   |   |               |       |       |           |           |       |       |   |               |   |           |       |   |           |   |       |   |               |
    +---+   +---+   +   +---+---+   +---+   +   +---+   +---+   +   +   +   +---+---+   +---+---+---+   +---+   +   +---+---+   +---+   +---+---+   +   +---+   +---+   +---+---+---+   +   +---+   +   +   +
    |               |       |       |       |   |       |   |       |   |       |       |           |           |           |                                               |                       |   |   |
    +   +   +   +---+---+   +---+   +---+   +---+---+---+   +   +   +   +---+---+---+   +   +---+   +---+   +   +   +---+---+---+---+   +   +   +---+---+---+---+   +   +---+   +---+   +---+---+---+---+---+
    |   |   |   |       |       |               |   |   |   |   |   |           |   |   |       |   |   |   |       |                   |   |           |   |   |   |           |   |   |       |       |   |
    +---+   +---+---+   +---+   +---+   +---+   +   +   +   +---+---+---+---+---+   +   +---+---+   +   +---+---+---+   +   +---+---+---+---+   +---+   +   +   +---+---+   +---+   +---+   +---+   +---+   +
    |       |       |   |           |   |   |               |       |   |   |   |                   |       |           |   |           |   |       |       |       |       |   |                           |
    +---+   +---+   +   +---+   +   +   +   +   +   +---+---+---+   +   +   +   +   +---+   +---+   +   +---+---+   +   +---+---+   +   +   +   +   +   +---+   +   +---+   +   +---+---+   +---+---+   +   +
    |   |                       |       |       |               |           |   |       |       |   |       |       |               |   |   |   |   |   |       |           |       |       |   |   |   |   |
    +   +---+---+   +   +   +---+---+---+---+---+---+---+---+---+   +---+---+   +---+   +   +---+---+   +   +   +   +---+   +   +   +---+   +---+---+---+---+---+---+---+   +   +---+   +---+   +   +---+---+
    |               |   |       |   |       |           |   |           |   |           |   |       |   |   |   |   |       |   |       |       |       |       |       |   |               |       |       |
    +---+---+---+---+---+---+   +   +---+   +---+---+   +   +   +---+---+   +---+   +   +---+---+   +   +---+---+---+   +   +---+---+---+---+   +   +---+   +   +   +   +   +   +---+---+---+---+   +   +   +
    |           |   |           |   |                   |                   |   |   |                   |   |       |   |       |   |       |       |       |       |   |                           |   |   |
    +---+   +---+   +---+---+   +   +---+---+   +   +---+   +   +---+   +---+   +---+---+   +   +   +   +   +   +---+   +---+   +   +   +   +   +   +   +---+---+---+---+---+   +---+   +---+   +---+   +   +
    |           |   |       |   |               |       |   |   |   |   |   |       |       |   |   |               |   |       |   |   |       |       |       |           |   |           |   |       |   |
    +   +---+---+   +   +   +   +   +---+---+   +   +   +   +---+   +---+   +---+   +   +   +   +---+   +   +---+   +---+---+   +   +   +   +---+   +   +   +   +   +---+   +   +---+   +---+---+---+---+   +
    |   |   |   |       |           |   |       |   |               |               |   |   |   |   |   |   |           |   |   |   |   |       |   |   |   |       |   |       |   |       |               |
    +   +   +   +   +---+   +   +---+   +---+---+---+---+---+   +---+   +---+---+   +   +---+---+   +   +---+---+---+   +   +---+   +   +   +---+---+   +   +---+---+   +   +---+   +---+---+   +---+   +---+
    |           |   |       |       |       |                   |           |           |               |   |       |           |   |   |           |       |           |                   |   |   |       |
    +   +---+---+---+   +---+---+   +---+   +   +---+   +   +   +---+   +---+---+   +---+---+   +   +   +   +---+   +   +---+---+   +---+---+   +---+---+---+---+---+   +---+   +---+---+---+   +   +   +---+
    |   |       |       |           |       |       |   |   |   |       |   |       |       |   |   |       |       |           |   |   |       |           |   |       |       |       |       |           |
    +   +---+   +---+   +---+   +---+   +---+---+---+---+   +   +---+   +   +---+   +   +---+---+---+   +---+---+   +---+---+---+   +   +---+---+   +---+   +   +---+   +   +---+   +---+   +---+---+---+---+
    |                   |   |       |                       |                   |               |       |               |   |           |   |   |       |   |                   |           |       |       |
    +   +---+---+   +---+   +   +   +---+   +   +   +---+   +   +---+---+---+   +---+---+   +   +---+---+---+   +---+   +   +   +   +   +   +   +   +---+   +---+   +---+   +---+   +   +---+   +   +   +   +
    |   |   |       |           |   |   |   |   |       |   |           |       |   |   |   |                       |       |   |   |               |               |   |           |       |   |       |   |
    +---+   +---+---+---+---+   +---+   +   +---+   +---+---+---+---+---+---+   +   +   +---+---+   +   +---+---+---+---+---+---+---+---+---+---+   +---+---+---+---+   +---+---+   +---+   +   +---+---+   +
    |                   |       |               |           |       |       |           |       |   |       |   |           |   |   |   |               |           |           |   |           |       |   |
    +---+---+---+---+   +   +---+---+---+   +   +---+   +---+   +   +   +---+   +---+   +   +   +---+---+---+   +   +   +---+   +   +   +   +---+---+---+   +---+---+---+   +---+---+   +   +---+   +---+---+
    |       |   |   |   |       |   |       |       |   |       |   |       |       |       |       |       |   |   |   |   |   |           |           |       |   |       |           |   |           |   |
    +   +---+   +   +   +   +---+   +---+---+   +   +   +   +---+---+   +---+---+---+---+   +   +---+---+   +   +   +---+   +   +   +---+   +---+   +   +   +---+   +   +   +   +   +   +---+   +   +   +   +
    |   |                   |       |   |       |   |   |                   |       |       |               |       |           |   |       |       |   |       |   |   |       |   |   |   |   |   |       |
    +   +---+---+---+---+   +   +---+   +---+---+   +---+---+   +---+---+   +---+   +---+---+---+---+---+---+   +   +   +---+   +   +---+---+   +   +---+---+   +   +   +---+   +---+---+   +---+   +---+---+
    |   |       |       |               |   |   |               |       |       |                   |       |   |           |   |   |   |   |   |   |                       |           |           |   |   |
    +   +---+   +   +   +---+   +---+---+   +   +   +   +   +---+---+   +   +   +   +   +   +   +---+---+   +---+---+---+   +---+   +   +   +---+   +   +---+---+   +---+---+   +---+   +   +---+   +   +   +
    |               |                           |   |   |           |       |   |   |   |   |       |       |   |   |   |                           |       |   |           |       |       |   |   |       |
    +   +   +---+   +---+---+   +---+   +---+---+---+   +---+   +---+---+   +---+   +---+   +---+   +   +---+   +   +   +   +---+   +---+   +   +---+---+---+   +---+   +---+---+---+   +   +   +---+   +---+
    |   |   |   |   |       |       |       |       |   |           |                   |   |       |   |   |       |   |   |       |       |       |       |   |   |           |       |       |   |   |   |
    +---+   +   +---+   +   +---+   +---+---+   +   +---+---+   +---+---+   +---+   +   +---+   +   +   +   +   +---+   +   +   +---+---+   +---+---+---+   +   +   +   +   +---+---+   +---+---+   +   +   +
    |   |   |           |   |   |               |       |   |   |   |   |   |       |   |       |       |   |   |           |   |       |           |               |   |           |       |       |       |
    +   +   +---+   +   +   +   +   +   +---+---+---+   +   +---+   +   +---+   +---+---+---+   +   +   +   +   +---+---+---+   +   +---+   +   +---+   +   +---+---+---+   +---+   +---+   +   +   +---+   +
    |   |       |   |   |   |       |       |           |   |   |   |       |   |               |   |               |               |       |           |               |       |   |           |   |       |
    +   +   +---+   +---+---+---+   +---+   +---+   +---+   +   +   +   +---+   +---+---+---+   +---+   +---+---+---+---+---+   +---+---+   +---+   +---+   +   +---+---+   +---+---+   +   +---+   +---+   +
    |               |   |       |       |   |           |       |   |   |           |           |       |       |           |       |       |       |   |   |       |       |       |   |       |   |       |
    +   +   +   +---+   +---+   +   +---+---+---+---+---+   +---+   +   +   +---+---+---+---+   +   +---+   +---+---+---+   +---+---+   +   +---+   +   +---+---+---+---+   +---+   +---+   +---+   +   +---+
    |   |   |           |       |       |                       |           |   |   |       |   |   |           |       |           |   |   |   |               |                   |           |   |   |   |
    +   +   +---+   +---+---+   +   +   +---+   +---+   +---+---+---+---+   +   +   +   +---+   +---+   +   +---+   +---+   +---+   +---+   +   +---+---+---+   +---+---+   +---+---+   +   +---+---+   +   +
    |   |       |       |       |   |           |                       |           |       |       |   |                   |       |       |   |   |       |       |       |       |   |   |           |   |
    +   +---+   +---+---+---+   +---+---+---+   +---+   +   +   +---+   +   +---+---+---+   +---+   +---+---+---+---+   +---+---+   +---+---+   +   +---+   +---+---+   +   +---+   +---+   +---+---+   +   +
    |       |               |       |   |       |       |   |       |   |   |       |       |           |           |           |   |   |       |   |           |   |   |           |       |       |       |
    +   +---+---+---+   +---+---+   +   +---+---+---+---+---+   +---+---+   +   +   +---+   +   +---+   +---+---+   +---+   +   +---+   +   +   +   +   +---+---+   +   +---+   +---+---+---+---+   +   +   +
    |       |               |   |           |   |       |           |           |   |   |   |       |                       |       |       |   |           |           |       |       |           |   |   |
    +   +---+---+   +---+   +   +   +   +---+   +   +---+   +   +   +---+---+---+   +   +   +---+   +   +---+   +   +---+---+---+   +   +---+---+---+   +   +   +---+   +---+   +   +---+---+---+   +   +   +
    |   |   |           |   |       |       |   |           |   |   |       |       |   |       |   |       |   |               |       |   |           |           |   |           |                   |   |
    +   +   +---+---+---+   +   +   +---+---+   +---+---+---+---+   +---+   +---+   +   +   +---+   +---+---+---+---+   +---+   +   +---+   +---+---+---+   +---+   +---+---+---+   +   +---+   +---+---+   +
    |                   |       |       |   |       |   |       |   |   |   |           |       |           |   |           |   |   |       |       |           |   |       |           |               |   |
    +---+---+   +---+---+---+---+   +---+   +   +---+   +---+   +---+   +   +---+---+   +   +---+   +---+---+   +---+---+---+   +   +   +---+---+   +---+   +   +---+---+   +   +---+---+---+   +   +---+---+
    |               |               |       |               |   |   |           |               |       |           |   |       |       |   |               |   |           |       |   |   |   |           |
    +---+---+---+   +   +---+---+---+   +---+---+---+   +---+   +   +---+   +   +---+   +---+---+   +---+---+---+   +   +   +---+---+   +   +   +---+   +   +---+   +---+---+   +---+   +   +   +---+---+---+
    |           |   |           |   |   |   |   |                       |   |       |   |       |   |   |                       |   |   |   |   |       |           |                       |       |       |
    +---+   +   +---+---+---+---+   +   +   +   +---+---+---+---+---+   +---+---+   +   +   +---+---+   +---+---+---+   +   +---+   +---+   +   +---+---+---+   +---+---+   +---+---+   +   +---+---+   +---+
    |       |       |   |   |                   |   |       |   |       |   |                   |           |   |       |               |   |   |   |           |               |       |           |       |
    +   +---+---+   +   +   +   +   +   +---+---+   +---+   +   +   +---+   +---+   +   +   +   +   +---+   +   +---+   +   +---+---+   +   +   +   +   +   +   +---+---+---+---+   +   +   +---+   +   +   +
    |   |                   |   |   |   |           |   |       |           |       |   |   |       |       |   |       |       |           |       |   |   |   |       |           |   |   |           |   |
    +   +---+---+---+   +   +   +---+---+   +---+   +   +   +---+   +   +   +   +   +---+---+   +---+   +   +   +---+   +---+---+---+   +---+   +---+---+---+---+   +   +   +---+   +---+   +   +---+---+---+
    |   |               |           |   |   |   |                   |   |       |           |       |   |           |   |   |   |       |   |   |           |       |       |           |   |           |   |
    +   +---+   +   +---+---+---+   +   +---+   +---+   +---+   +---+   +   +---+   +   +---+---+---+   +---+---+   +---+   +   +   +---+   +   +   +   +---+---+   +---+   +---+---+   +---+---+---+   +   +
    |   |       |       |   |   |   |   |   |   |       |   |       |   |       |   |           |   |           |   |   |       |       |   |   |   |               |   |       |   |           |           |
    +---+   +---+   +   +   +   +   +   +   +   +---+   +   +---+---+   +---+   +---+---+   +   +   +   +   +---+---+   +---+   +   +---+   +---+---+---+---+   +   +   +---+---+   +   +   +---+   +   +---+
    |   |   |   |   |           |   |       |       |   |   |               |       |       |       |   |   |           |   |   |   |   |   |                   |       |       |   |   |   |   |   |       |
    +   +---+   +   +   +---+---+   +   +   +   +---+   +   +---+---+   +---+---+---+---+---+   +---+---+---+---+---+   +   +   +   +   +   +---+   +---+   +---+   +   +   +   +   +   +   +   +   +---+   +
    |           |   |       |           |               |   |               |       |   |       |       |       |       |       |           |           |       |   |   |   |   |       |   |       |   |   |
    +---+---+   +---+---+---+   +   +---+   +---+---+   +   +   +   +---+---+   +   +   +---+---+   +---+   +---+   +   +   +---+   +---+   +   +   +---+---+---+---+---+---+   +---+   +---+---+---+   +   +
    |   |       |               |   |       |           |   |   |               |       |       |   |           |   |                   |       |   |                   |   |               |       |   |   |
    +   +---+   +   +   +   +   +---+   +---+---+---+---+   +   +---+---+   +---+---+---+---+   +   +   +   +---+---+---+---+   +   +---+   +---+---+---+   +---+---+---+   +   +---+---+---+---+   +   +---+
    |       |       |   |   |       |           |       |   |   |           |       |       |   |   |   |   |       |       |   |       |   |                   |               |       |   |           |   |
    +---+   +   +---+   +---+   +---+---+---+   +---+   +   +   +---+---+---+   +   +---+   +   +   +   +---+---+   +   +   +---+---+   +   +---+---+   +   +---+   +   +---+---+---+   +   +   +---+---+   +
    |               |   |       |                       |               |       |   |   |       |   |   |   |           |               |       |   |   |   |       |           |   |   |       |       |   |
    +   +---+---+   +---+---+   +   +---+   +---+   +---+   +   +---+---+---+   +---+   +   +---+   +   +   +---+   +   +---+---+---+---+---+   +   +   +---+---+---+---+---+   +   +   +   +---+   +---+   +
    |           |   |       |   |   |       |       |       |                       |           |       |       |   |   |           |           |   |       |           |                   |   |   |   |   |
    +---+---+---+   +   +---+   +---+   +---+---+---+---+---+---+   +   +---+   +---+---+   +   +---+   +---+   +---+   +---+   +   +---+   +---+   +---+   +---+   +   +---+   +---+   +---+   +   +   +   +
    |       |           |   |   |           |   |   |       |       |   |                   |   |       |           |           |   |   |   |   |   |           |   |       |   |                           |
    +   +   +---+---+   +   +---+---+   +   +   +   +   +---+---+---+---+   +   +   +   +---+   +   +   +---+   +---+   +---+   +---+   +   +   +   +---+   +   +   +---+---+   +   +---+---+   +   +---+---+
    |   |       |       |   |           |       |       |               |   |   |   |   |           |   |               |           |       |   |           |                   |       |       |           |
    +   +   +---+   +---+   +---+   +   +   +   +---+   +   +   +---+---+---+---+   +   +---+---+   +---+   +   +---+---+---+   +---+   +---+   +   +---+   +---+   +---+   +---+   +---+   +---+   +---+   +
    |   |                       |   |   |   |               |           |           |   |               |   |   |                   |           |       |   |           |       |       |       |       |   |
    +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+