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LeetCode_500. Keyboard Row
500. Keyboard Row Easy Easy Easy Given a List of words, return the words that can be typed using letters of alphabet on only one row's of American key ...
分类:其他好文   时间:2019-12-30 17:34:40    阅读次数:47
Educational Codeforces Round 79 (Rated for Div. 2) D. Santa's Bot
链接: https://codeforces.com/contest/1279/problem/D 题意: Santa Claus has received letters from n different kids throughout this year. Of course, each kid ...
分类:其他好文   时间:2019-12-29 00:32:13    阅读次数:85
leetcode-168周赛-1297-子串的最大出现次数
题目描述: 自己的提交: class Solution: def maxFreq(self, s: str, maxLetters: int, minSize: int, maxSize: int) -> int: c = collections.Counter() for i in range(l ...
分类:其他好文   时间:2019-12-25 17:47:39    阅读次数:137
168场周赛
1.子串的最大出现次数 给你一个字符串 s ,请你返回满足以下条件且出现次数最大的 任意 子串的出现次数: 子串中不同字母的数目必须小于等于 maxLetters 。子串的长度必须大于等于 minSize 且小于等于 maxSize 。 示例 1: 输入:s = "aababcaab", maxLe ...
分类:其他好文   时间:2019-12-22 14:26:54    阅读次数:68
1286. Iterator for Combination
Design an Iterator class, which has: A constructor that takes a string characters of sorted distinct lowercase English letters and a number combinatio ...
分类:其他好文   时间:2019-12-22 10:23:29    阅读次数:99
2019最新EI源刊目录
2D Materials Journal3D Printing and Additive Manufacturing Journal3D Research Journal3DTV-Conference ProceedingAAAI Fall Symposium - Technical Report ...
分类:其他好文   时间:2019-12-21 22:58:12    阅读次数:526
K Edit Distance
Description Description Given a set of strings which just has lower case letters and a target string, output all the strings for each the edit distanc ...
分类:其他好文   时间:2019-12-21 22:45:17    阅读次数:83
Decode Ways II
Description A message containing letters from A-Z is being encoded to numbers using the following mapping way: 'A' -> 1 'B' -> 2 ... 'Z' -> 26 Beyond ...
分类:其他好文   时间:2019-12-21 22:41:47    阅读次数:103
Decode Ways
Description Description A message containing letters from A-Z is being encoded to numbers using the following mapping: 'A' -> 1 'B' -> 2 ... 'Z' -> 26 ...
分类:其他好文   时间:2019-12-21 22:40:11    阅读次数:101
Decode String
Description Given an expression s contains numbers, letters and brackets. Number represents the number of repetitions inside the brackets(can be a str ...
分类:其他好文   时间:2019-12-21 15:21:13    阅读次数:81
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