data = Array.new()
i = 0


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

ten = 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
			ten[k] = ten[k] + 1
		end
	end
	k += 1;
end

max = ten.max

i = 0
k = 0

for i in ten do
	if i == max 
		 p score[k]
	end
	k += 1
end 