q = gets.not_nil!.chomp.to_i
q.times do
  d, x, t = gets.not_nil!.chomp.split.map{|s| s.to_i}
  dp = Array.new(x+1, 1)
  (d-2).times do
    next_dp = Array.new(x+1, 0)
    dp.each_with_index do |v, i|
      (x+1).times do |j|
        # puts "i:#{i}   j:#{j}"
        next_dp[j + i] += v if i + j <= x
      end
    end
    # puts next_dp
    dp = next_dp
  end
  count = d == 1 ? 1 : dp.sum
  # puts "count:#{count}"
  if count > t
    puts "ZETUBOU"
  else
    puts "AC"
  end
end