idx=0

(1..6).each{|i|
    puts sprintf("%d %d %d %d",i,i+1,i+2,i+3)
    a,b=gets.spilit(" ").map(&:to_i)
    exit(0) if (a==4&&b==0)
    if (a+b==4);idx=i;break;end
}

(0..3).to_a.permutation(4){|e|
    e.map!{|u|u+idx}
    puts sprintf("%d %d %d %d",idx+e[0],idx+e[1],idx+e[2],idx+e[3])
    a,b=gets.spilit(" ").map(&:to_i)
    exit(0) if (a==4&&b==0)
}