归档 2017

[LeetCode]Valid Palindrome II

题目描述:

LeetCode 680. Valid Palindrome II

Given a non-empty string s, you may delete at most one character. Judge whether you can make it a palindrome.

Example 1:

Input: "aba"
Output: True

Example 2:

Input: "abca"
Output: True
Explanation: You ...

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LeetCode Weekly Contest 49解题报告

LeetCode Weekly Contest 49是LeetCode举办的第五十三场正式周赛,共4道题目,比赛时长1.5小时。

比赛链接:https://leetcode.com/contest/leetcode-weekly-contest-49/

题解列表:

LeetCode 674. Longest Continuous Increasing Subsequence

LeetCode 676. Implement Magic Dictionary

LeetCode 675. Cut Off Trees for Golf Event

LeetCode 673. Number of Longest Increasing Subsequence

[LeetCode]Number of Longest Increasing Subsequence

题目描述:

LeetCode 673. Number of Longest Increasing Subsequence

Given an unsorted array of integers, find the number of longest increasing subsequence.

Example 1:

Input: [1,3,5,4,7]
Output: 2
Explanation: The two longest increasing subsequence are [1, 3 ...

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