题解 | #数组中只出现一次的两个数字#

#
# 代码中的类名、方法名、参数名已经指定，请勿修改，直接返回方法规定的值即可
#
# 
# @param nums int整型一维数组 
# @return int整型一维数组
#
class Solution:
    def FindNumsAppearOnce(self , nums: List[int]) -> List[int]:
        # write code here
        hash = {}

        for i in range(len(nums)):
            if nums[i] not in hash:
                hash[nums[i]] = 1
            else:
                hash[nums[i]] += 1

        res = []
        for i in range(len(nums)):
            if hash[nums[i]] == 1:
                res.append(nums[i])
        
        res = sorted(res)
        return res