n = int(input()) li = sorted(list(map(int, input().split()))) left, right = 0, n - 1 prev = [li[0] + li[n - 1], [li[0], li[n - 1]]] while left < right: cur = li[left] + li[right] if cur == 0: prev[1] = [li[left], li[right]] break if abs(cur) < abs(prev[0]): prev = [cur, [li[left], li[right]]] if cur < 0: left += 1 else: right -= 1 print(*prev[1]) 투포인터