Knight move sorted by rotary-o

while(0<1){var s=readLine
for(c<-'a'to'h';d<-'1'to'8'if((c-s(0))*(d-s(1))).abs==2)s+=" "+c+d
println(s.drop(3))}

Note that non-ascii characters in the above source code will be escaped (such as \x9f).

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