leetcode1304

class Solution:
    def sumZero(self, n: int) -> List[int]:
        res = []
        k = n // 2
        i = 1
        for j in range(k):
            res.append(i)
            res.append(i * (-1))
            i += 1
        if n % 2 == 1:
            res.append(0)
        return res