puts"! "+[0,1,2].map(&$>.sync=f=->n,l=-150,r=150{a,b=[l,r].map{|i|a=[0]*3
a[n]=i
puts"? "+a*" "
gets.to_i}
c=l+r>>1
(l-r).abs<2?r:a>b ?f[n,c,r]:f[n,l,c]})*" "