题解 | #数组中出现次数超过一半的数字#

#
# 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 numbers int整型一维数组 
# @return int整型
#
class Solution:
    def MoreThanHalfNum_Solution(self , numbers: List[int]) -> int:
        # write code here
        if not numbers:
            return 0
        length = len(numbers)
        i = 0
        while i < length:
            if i > len(numbers) - 1:
                break
            if numbers[0] != numbers[i]:
                del numbers[i]
                del numbers[0]
                i -= 2
            i += 1
        return numbers[0]