文章作者：Tyan
博客：noahsnail.com  |  CSDN  |  简书

1. Description

Largest Divisible Subset

2. Solution

• Version 1

class Solution:
    def largestDivisibleSubset(self, nums):
        nums.sort()
        length = len(nums)
        dp = [1] * length
        for i in range(length):
            for j in range(i + 1, length):
                if nums[j] % nums[i] == 0:
                    dp[j] = max(dp[j], dp[i] + 1)

        max_index = dp.index(max(dp))
        result = [nums[max_index]]
        for i in range(max_index - 1, -1 , -1):
            if nums[max_index] % nums[i] == 0 and dp[i] == dp[max_index] - len(result) and result[-1] % nums[i] == 0:
                result.append(nums[i])

        result.reverse()
        return result

Reference

1. https://leetcode.com/problems/largest-divisible-subset/