Find all the permutations of a string 就是permutations II考虑有重复字母的情况。 String str = "someString"; char[] charArray = str.toCharArray(); 对char array进行排序: Arrays.sort(charArray) 之后再把CharArray转化成string: char[] myString = new char[] {'T', 'H', 'I', 'S', ' ',...
https://leetcode.cn/problems/permutation-in-string/ https://leetcode.cn/problems/zi-fu-chuan-de-pai-lie-lcof/ 方法一:滑动窗口 https://leetcode.cn/problems/permutation-in-string/solution/zi-fu-chuan-de-pai-lie-by-leetcode-solut-7k7u/ https://wizardforcel.gitbooks.io/the-art-of-programm...
String Write a program to find the longest Palindrome in a string.[ Longest palindromic Substring] <-> String Find Longest Recurring Subsequence in String <-> String Print all Subsequences of a string. <-> String Print all the permutations of the given string <-> ...
('$' means the problem is locked on Leetcode, '*' means the problem is related to Database, '#' means the problem is related to Shell, '~' means the concurrency problems.) #TitleSolutionDifficulty 1352 Product of the Last K Numbers 50.20% Medium 1351 Count Negative Numbers in a Sorted...
package leetcode func findSubstring(s string, words []string) []int { if len(words) == 0 { return []int{} } res := []int{} counter := map[string]int{} for _, w := range words { counter[w]++ } length, totalLen, tmpCounter := len(words[0]), len(words[0])*len(w...
终于将LeetCode的大部分题刷完了,真是漫长的第一遍啊,估计很多题都忘的差不多了,这次开个题目汇总贴,并附上每道题目的解题连接,方便之后查阅吧~ 博主还制作了一款 网页版APP,方便大家进行查阅,网址如下: https://grandyang.com 对应的 Github 项目 的同步地址如下,欢迎大家关注点赞 ️ https://github....
https://leetcode.com/problems/generate-parentheses/description/ Given N pairs of parentheses “()”, return a list with all the valid permutations. Assumptions N >= 0 Examples N = 1, all valid permutations are ["()"] N = 3, all valid permutations are ["((()))", "(()())", "...
2741.Special-Permutations (M+) 2746.Decremental-String-Concatenation (H-) 3213.Construct-String-with-Minimum-Cost (H-) hidden matrix 489.Robot-Room-Cleaner (H) 1778.Shortest-Path-in-a-Hidden-Grid (H-) 1810.Minimum-Path-Cost-in-a-Hidden-Grid (M+) BFS 127.Word-Ladder (M+) 126.Word-...
903 DI 序列的有效排列 - Valid Permutations for DI Sequence C++ Java Python3 Hard 902 最大为 N 的数字组合 - Numbers At Most N Given Digit Set C++ Java Python3 Hard 901 股票价格跨度 - Online Stock Span C++ Java Python3 Medium 900 RLE 迭代器 - RLE Iterator C++ Java Python3 Medium 899...
('$' means the problem is locked on Leetcode, '*' means the problem is related to Database, '#' means the problem is related to Shell, '~' means the concurrency problems.) #TitleSolutionDifficulty 1352 Product of the Last K Numbers 50.20% Medium 1351 Count Negative Numbers in a Sorted...