Leetcode 467. Unique Substrings in Wraparound String
题目链接：Unique Substrings in Wraparound StringConsider the string s to be the infinite wraparound string of “abcdefghijklmnopqrstuvwxyz”, so s will look like this: “…zabcdefghijklmnopqrstuvwxyzabcdefghi....
LeetCode 387. First Unique Character in a String
DescriptionGiven a string, find the first non-repeating character in it and return it's index. If it doesn't exist, return -1.Examples:s = "leetcode" return 0. s = "loveleetcode", return 2. Note: You....
LeetCode之First Unique Character in a String
1、题目Given a string, find the first non-repeating character in it and return it's index. If it doesn't exist, return -1.Examples:s = "leetcode" return 0. s = "loveleetcode", return 2.2、代码实现public clas....
First Unique Character in a String (找到一个字符串中第一个不重复的字符)
问题描述下面是有关这个问题的描述部分。英文Given a string s, return the first non-repeating character in it and return its index. If it does not exist, return -1.中文针对给定的一个字符串 s，你需要写一个算法，返回给定字符串中不重复字符的位置（index），如果所有的字符在给定的....
LeetCode 387: 字符串中的第一个唯一字符 First Unique Character in a String
题目： 给定一个字符串，找到它的第一个不重复的字符，并返回它的索引。如果不存在，则返回 -1。 Given a string, find the first non-repeating character in it and return it's index. If it doesn't exist, return -1. 案例: s = "leetcode" 返回 0. s = "love.....
Leetcode 387. First Unique Character in a String JAVA语言
1 2 3 4 5 6 7 8 9 Given a string, find the first non-repeating character in it and return it's index. If it doesn't ...
leetCode 387. First Unique Character in a String 字符串
387. First Unique Character in a String Given a string, find the first non-repeating character in it and return it's index. If it doesn't exist, return -1. Examples: s = "leetcode" return&nb...
[CareerCup] 1.1 Unique Characters of a String 字符串中不同的字符
1.1 Implement an algorithm to determine if a string has all unique characters. What if you cannot use additional data structure? 这道题让我们判断一个字符串中是否有重复的字符，要求不用特殊的数据结构，这里应该是指哈希表之类的不让用。像普通的整型数组应该还是能用的，这道题....
[LeetCode] First Unique Character in a String 字符串第一个不同字符
Given a string, find the first non-repeating character in it and return it's index. If it doesn't exist, return -1. Examples: s = "leetcode" return 0. s = "loveleetcode", return 2. Note: You may ...
[LeetCode] Unique Substrings in Wraparound String 封装字符串中的独特子字符串
Consider the string s to be the infinite wraparound string of "abcdefghijklmnopqrstuvwxyz", so s will look like this: "...zabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcd....
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