Schwifty - 博客园

2020年6月12日

摘要： Given the array queries of positive integers between 1 and m, you have to process all queries[i] (from i=0 to i=queries.length-1) according to the fol 阅读全文

posted @ 2020-06-12 06:36 Schwifty 阅读(115) 评论(0) 推荐(0)

1408. String Matching in an Array

摘要： Given an array of string words. Return all strings in words which is substring of another word in any order. String words[i] is substring of words[j], 阅读全文

posted @ 2020-06-12 05:25 Schwifty 阅读(193) 评论(0) 推荐(0)

2020年6月11日

1404. Number of Steps to Reduce a Number in Binary Representation to One

摘要： Given a number s in their binary representation. Return the number of steps to reduce it to 1 under the following rules: If the current number is even 阅读全文

posted @ 2020-06-11 11:00 Schwifty 阅读(290) 评论(0) 推荐(0)

1405. Longest Happy String

摘要： A string is called happy if it does not have any of the strings 'aaa', 'bbb' or 'ccc' as a substring. Given three integers a, b and c, return any stri 阅读全文

posted @ 2020-06-11 10:45 Schwifty 阅读(405) 评论(0) 推荐(0)

1403. Minimum Subsequence in Non-Increasing Order

摘要： Given the array nums, obtain a subsequence of the array whose sum of elements is strictly greater than the sum of the non included elements in such su 阅读全文

posted @ 2020-06-11 07:17 Schwifty 阅读(191) 评论(0) 推荐(0)

1457. Pseudo-Palindromic Paths in a Binary Tree

摘要： Given a binary tree where node values are digits from 1 to 9. A path in the binary tree is said to be pseudo-palindromic if at least one permutation o 阅读全文

posted @ 2020-06-11 06:46 Schwifty 阅读(200) 评论(0) 推荐(0)

1368. Minimum Cost to Make at Least One Valid Path in a Grid

摘要： Given a m x n grid. Each cell of the grid has a sign pointing to the next cell you should visit if you are currently in this cell. The sign of grid[i] 阅读全文

posted @ 2020-06-11 05:22 Schwifty 阅读(117) 评论(0) 推荐(0)

2020年6月10日

1456. Maximum Number of Vowels in a Substring of Given Length

摘要： Given a string s and an integer k. Return the maximum number of vowel letters in any substring of s with length k. Vowel letters in English are (a, e, 阅读全文

posted @ 2020-06-10 11:46 Schwifty 阅读(354) 评论(0) 推荐(0)

1455. Check If a Word Occurs As a Prefix of Any Word in a Sentence

摘要： Given a sentence that consists of some words separated by a single space, and a searchWord. You have to check if searchWord is a prefix of any word in 阅读全文

posted @ 2020-06-10 09:27 Schwifty 阅读(135) 评论(0) 推荐(0)

2020年6月9日

1472. Design Browser History

摘要： You have a browser of one tab where you start on the homepage and you can visit another url, get back in the history number of steps or move forward i 阅读全文

posted @ 2020-06-09 09:17 Schwifty 阅读(178) 评论(0) 推荐(0)

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