# -*- coding:utf-8 -*-
class Solution:
    # array 二维列表
    def Find(self, target, array):
        # write code here
        #方法二  从右上角开始进行搜索
        if not array:
            return False
        rows = len(array)
        columns = len(array[0])
        row = 0
        column = columns - 1
        while row < rows and column >= 0:
            if array[row][column] == target:
                return True
            if array[row][column] > target:
                column -= 1
            else:
                row += 1
        return False

        # 方法一  暴力搜索
        for arr in array:
            if target in arr:
                return True
        return False