;redcode-nano ;author hwm ;name lights over the arctic plain ;strategy scanner ;assert CORESIZE==80 c1 equ (CORESIZE/1) scan sne.x $ c1-7, $ 40 add.i $ 3, $ c1+scan mov.i < 12, * c1+scan mov.i { c1-1, @ c1+scan djn.x $ c1-4, $ c1+scan end scan