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/ (*|v),|/v:{|/x|-x:x,+/x}'+\(`n`ne`nw`se`sw`s!(-1 0;-1 1;0 -1;0 1;1 -1;1 0))@"n"$","\*0:"day11"
(*|v),|/v:{|/x|-x:x,+/x}'+\(``s`sw`se``nw`ne`n`!+1-!3 3)@"n"$","\*0:`day11
\\