data = Array.new()
i = 0


=begin
File.open("test/mode","r") do |input|
	while data[i] = input.gets do
 		i += 1
	end
end
=end


while data[i] = gets do
	i += 1
end


j = 0

number = Array.new()
while out = data[j]
	out = out.chomp
	number[j] = out.to_i
	j += 1
end

data = Array.new(100,0)
number = number.sort
score = number.uniq

i=0
j=0
k=0

for i in score do
	for j in number do
		if i == j
			data[k] = data[k] + 1
		end
	end
	k += 1;
end

max = data.max

i = 0
k = 0

for i in data do
	if i == max 
		 p k + 1
	end
	k += 1
end 