题目描述：
In the world of Dota2, there are two parties: the Radiant and the Dire.
The Dota2 senate consists of senators coming from two parties. Now the senate wants to make a decision about a change ...
标签归档：leetcode
[LeetCode]Dota2 Senate
[LeetCode]2 Keys Keyboard
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LeetCode.
题目描述：
Initially on a notepad only one character 'A' is present. You can perform two operations on this notepad for each step:
Copy All: You can copy all the characters present on the notepad (partial ...
[LeetCode]Find Duplicate Subtrees
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LeetCode.
题目描述：
LeetCode 652. Find Duplicate Subtrees
Given a binary tree, return all duplicate subtrees. For each kind of duplicate subtrees, you only need to return the root node of any one of them.
Two trees are duplicate if they have ...
LeetCode Weekly Contest 42解题报告
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LeetCode.
LeetCode Weekly Contest 42是LeetCode举办的第四十七场正式周赛，共4道题目，比赛时长1.5小时。
比赛链接：https://leetcode.com/contest/leetcode-weekly-contest-42/
题解列表：
LeetCode 646. Maximum Length of Pair Chain
[LeetCode]Palindromic Substrings
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LeetCode.
题目描述：
LeetCode 647. Palindromic Substrings
Given a string, your task is to count how many palindromic substrings in this string.
The substrings with different start indexes or end indexes are counted as different substrings even they consist of same characters ...