A, B = gets.split.map(&:to_i)

if A == 1
    puts "Alice"
elsif A == 2
    if A >= B
        puts "Alice"
    else
        puts "Bob"
    end
else
    if B == A - 1
        puts "Bob"
    elsif A >= B
        puts "Alice"
    else
        puts "Bob"
    end
end