Blur 2 is a clear-directing scanner which entered the Pizza 94 hill in July 1996 and survived 403 challenges before being pushed off in March 1997. Blur 2 was published in Core Warrior issue 36.
;redcode-94 ;name Blur 2 ;author Anton Marsden ;assert CORESIZE==8000 ;strategy 0.5c scan, 0.25c SPL carpet -> DAT/DJN clear ;strategy Final version (for a while) ORG scan step EQU 70; mod-10 gate EQU top ptr mov.i $inc+1,>step ; New DJN protection... better than a SPL? top mov.i $inc,>ptr ; Or worse? scan seq.i $2*step+5,$2*step chg mov.b $scan,@top a add.f $inc,$scan djn.b $top,#800 inc spl.i #step,#step mov.i $clr,>gate btm djn.f $-1,>gate clr dat.f <1,#clr-gate+2 end