NUM_ANIMALS = gets.to_i
ANSWERS = gets.split.map(&:to_i)
TOTAL_LEGS = ANSWERS.reduce(:+) / (NUM_OF_ANIMALS - 1)
NUM_TSURUS = (4 * NUM_OF_ANIMALS - TOTAL_LEGS) / 2
puts "#{NUM_TSURUS} #{NUM_ANIMALS - NUM_TSURUS}"