def func(): input() nums = input().split(' ') for i in range(len(nums)-1,-1,-2): print(nums[i],end=' ') for i in range(len(nums)%2,len(nums),2): if i < len(nums)-2: print(nums[i],end=' ') else: print(nums[i]) if __name__ == '__main__': func() 怎么还是超内存了呢