n = gets.to_i
a = (1..n).map { gets.to_i }
if a.uniq.size == 1 && a[0] < n
	puts -1
	exit
end

ans = (0...n).to_a
(0...n * 5).each do |x|
	i, j = x % n, (x + 1) % n
	ans[i], ans[j] = ans[j], ans[i] if a[i] == ans[i]
end
puts ans