func main()
	var n: int :: cui@inputInt()
	var a: []int :: #[n]int
	for i(0, n - 1)
		do a[i] :: cui@inputInt()
	end for
	
	var dic: dict<int, int> :: #dict<int, int>
	for i(0, n - 1)
		do dic.add(a[i], i + 1)
	end for
	
	var prev: int :: -1
	var nums: []int :: #[a[0] + 1]int
	for i(a[0], 1, -1)
		var num: int :: dic.get(i, &)
		if(num = 0)
			do num :: prev
		end if
		do prev :: num
		do nums[i] :: num
	end for
	for i(1, a[0])
		do cui@print("\{nums[i]}\{i = a[0] ?("\n", " ")}")
	end for
end func