counts = Array.new(13, 0)
hands = gets.split.map(&:to_i)
hands.each do |n|
    counts[n-1] += 1
end
counts = counts.sort.delete_if(&:zero?)
case counts
when [2, 3]
    puts 'HULL HOUSE'
when [1, 1, 3]
    puts 'THREE CARD'
when [1, 2, 2]
    puts 'TWO PAIR'
when [1, 1, 1, 2]
    puts 'ONE PAIR'
else
    puts 'NO HAND'
end