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9 lines
174 B

#!../k
\l l.k
a:{0,'(+D"RDLU"?*'x)*\:.'1_'x:","\x}'0:"i/03"
p:+\''a
g:|\:/'&':''+:
c:&,/&/~g[p]>r:-g@-p
f:&/^[;0]@[;c]@,/
f@+/abs r
f(+\:/+\'abs@+/'a)-+/+/abs(r-*p;r-\:'*|p)