func main()
	var n: int :: cui@inputInt()
	var k: int :: cui@inputInt()
	for(1, n)
		var a: []char :: cui@input()
		var ans: []char :: ""
		for i(0, n - 1)
			do ans :~ [a[i]].repeat(k)
		end for
		do cui@print("\{ans}\n".repeat(k))
	end for
end func