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
归档 2017年7月
LeetCode Weekly Contest 42解题报告
[LeetCode]Palindromic Substrings
作者是
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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 ...
[LeetCode]Replace Words
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LeetCode.
题目描述：
In English, we have a concept called root, which can be followed by some other words to form another longer word - let's call this word successor. For example, the root an, followed by other, which ...
[LeetCode]Maximum Length of Pair Chain
作者是
发布于
在
LeetCode.
题目描述：
LeetCode 646. Maximum Length of Pair Chain
You are given n pairs of numbers. In every pair, the first number is always smaller than the second number.
Now, we define a pair (c, d) can follow another pair (a ...
[LeetCode]Set Mismatch
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在
LeetCode.
题目描述：
The set S originally contains numbers from 1 to n. But unfortunately, due to the data error, one of the numbers in the set got duplicated to another number in the set, which results in ...