by@__dAi00
WA
$ 'main'
\ /---o#
\-0(!x!)--i-{i}--e{~}<
/ \
| |
\-------------/
$ 'i'
\ /-(!q!)(b)a#
\-1(!b!)0(!c!)--{d}(c)q{~}<
/ \
@--m(!b!)------/ \
\ \
\-[0001]o1--(b)(!c!)a1(c)-----@
$ 'd' (dup)
\-(!d!)(d)(d)#
$ '~'
\
| /-t-\ #
| / \|
\-< |
\ /|
\-f-/ @5792475867542551916715688592170879948873287848753978946069613196093327629709516698324016581051562439
Crash: No valid move