题目描述：
LeetCode 817. Linked List Components
We are given head, the head node of a linked list containing unique integer values.
We are also given the list G, a subset of the values in the linked list.
Return the number ...
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[LeetCode]Linked List Components
[LeetCode]Most Common Word
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题目描述：
LeetCode 819. Most Common Word
Given a paragraph and a list of banned words, return the most frequent word that is not in the list of banned words. It is guaranteed there is at least one word that isn't ...
[LeetCode]Bus Routes
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We have a list of bus routes. Each routes[i] is a bus route that the i-th bus repeats forever. For example if routes[0] = [1, 5, 7], this means that the first bus (0-th indexed) travels ...
[LeetCode]Largest Sum of Averages
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LeetCode 813. Largest Sum of Averages
We partition a row of numbers A into at most K adjacent (non-empty) groups, then our score is the sum of the average of each group. What is the largest score we can ...
[LeetCode]Binary Tree Pruning
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题目描述：
LeetCode 814. Binary Tree Pruning
We are given the head node root of a binary tree, where additionally every node's value is either a 0 or a 1.
Return the same tree where every subtree (of the given tree ...