function j(n,k)
p, i, seq=[0:n-1], 0, Int[]
while !isempty(p)
i=(i+k-1)%length(p)
push!(seq,splice!(p,i+1))
end
@sprintf("Prisoner killing order: %s.\nSurvivor: %i",replace(chomp(string(seq[1:end-1])),"\n",", "),seq[end])