归档 2018年3月4日

LeetCode Weekly Contest 74解题报告

LeetCode Weekly Contest 74是LeetCode举办的第七十八场正式周赛,共4道题目,比赛时长1.5小时。

比赛链接:https://leetcode.com/contest/leetcode-weekly-contest-74/

题解列表:

LeetCode 794. Valid Tic-Tac-Toe State

LeetCode 792. Number of Matching Subsequences

LeetCode 795. Number of Subarrays with Bounded Maximum

LeetCode 793. Preimage Size of Factorial Zeroes ...

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[LeetCode]Number of Subarrays with Bounded Maximum

题目描述:

LeetCode 795. Number of Subarrays with Bounded Maximum

We are given an array A of positive integers, and two positive integers L and R (L <= R).

Return the number of (contiguous, non-empty) subarrays such that the value of ...

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[LeetCode]Number of Matching Subsequences

题目描述:

LeetCode 792. Number of Matching Subsequences

Given string S and a dictionary of words words, find the number of words[i] that is a subsequence of S.

Example :
Input: 
S = "abcde"
words = ["a", "bb", "acd", "ace"]
Output: 3
Explanation: There ...

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