f = {"0"=>20104, "1"=>20063, "2"=>19892, "3"=>20011, "4"=>19874, "5"=>20199, "6"=>19898, "7"=>20163, "8"=>19956, "9"=>19841}

h = (0..9).map {|v| [v.to_s, 0]}.to_h
s = STDIN.gets.chomp
s.slice!(1)
s.chars.each {|v| h[v]+=1}

a = f.keys.find {|k| f[k] < h[k] }
b = f.keys.find {|k| f[k] > h[k] }

puts "#{a} #{b}"