h = Hash.new
gets.split.map(&:to_i).each do |i|
    if h[i].nil?
        h[i] = 1
    else
        h[i] += 1
    end
end

h = h.sort_by{ |_, v| -v }
if h[0][1] == 2
    if h[1][1] == 1
        puts "ONE PAIR"
    else
        puts "TWO PAIR"
    end
elsif h[0][1] == 3
    if h[1][1] == 1
        puts "THREE CARD"
    else
        puts "FULL HOUSE"
    end
else
    puts "NO HAND"
end