n, m = gets.split(' ')
b = gets.split(' ')
a = ['']
(1..n.to_i).each do |j|
	a << gets.chop
end
if b[0] == "+"
	(1..n.to_i).each do |j|
		(1..m.to_i).each do |i|
			printf "#{a[j].to_i + b[i].to_i}"
			if i != m.to_i
				printf " "
			end
		end
		printf "\n"
	end
else
	(1..n.to_i).each do |j|
		(1..m.to_i).each do |i|
			printf "#{a[j].to_i * b[i].to_i}"
			if i != m.to_i
				printf " "
			end
		end
		printf "\n"
	end
end