数组中出现次数超过一半的数字

# -*- coding:utf-8 -*-
class Solution:
    def MoreThanHalfNum_Solution(self, numbers):
        # write code here
        numbers.sort()
        lth=len(numbers)
        if lth==1:
            return numbers[0]
        if numbers.count(numbers[lth//2])>lth/2:
            return numbers[lth//2]
        return 0