n = int(input())
nums = list(map(int, input().split()))
n1 = max(nums)
c = False
S = []
nums.remove(n1)
for i in nums:
    if n1 % i != 0:
        S.append(i)
        c = True
if c == False:
    n2 = max(nums)
else:
    n2 = max(S)
print(n1, n2)