n = read_line.to_i
a = read_line.split.map(&.to_i)
x = 0
b, c = (1..n).to_a.sort_by { |i| a[i - 1] }.group_by { (x += 1) % 2 }.values_at(1, 0)
d = (b + c.reverse) * 2
puts (d[d.index(1).not_nil!, n] + [1]).join(' ')