import numpy as np

N = int(input())
A = np.fromstring(input(), dtype=int, sep=" ")
sorted_order = np.argsort(A) + 1
answer_order = np.concatenate([sorted_order[::2], sorted_order[1::2][::-1]])
one_key = np.where(answer_order == 1)[0][0]
ans = np.roll(answer_order, -one_key)
ans = np.append(ans, 1)
print(*ans)