a=$<.map &:to_i n=a[0] f={} n.downto(0){|i| g={} s=0 (i+1).upto(n){|j| s^=a[j] g[s^f[j]]=1 } n.downto(0){|x| g[x]||f[i]=x } } print :Taka,f[0]>0?:h: :i,:ashi