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
        m = dict()
        res = list()

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

        for k, v in m.items():
            if v == 1:
                res.append(k)
            
        res.sort()
        return res