Tag: string

Interview Questions

Longest Substring Without Repeating Characters

Leetcode#3 Longest Substring Without Repeating Characters Problem Statement Given a string s, find the length of the longest  substring  without repeating characters. Example 1: Input: s = “abcabcbb” Output: 3 Explanation: The answer is “abc”, with the length of 3. Example 2: Input: s = “bbbbb” Output: 1 Explanation: The answer is “b”, with the length of […]

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Interview Questions

Reverse Vowels of a String

Problem Statement LeetCode#345 Given a string s, reverse only all the vowels in the string and return it. The vowels are ‘a’, ‘e’, ‘i’, ‘o’, and ‘u’, and they can appear in both lower and upper cases, more than once. Example 1: Input: s = “hello” Output: “holle” Example 2: Input: s = “leetcode” Output: “leotcede” Constraints: Golang Code Reverse Vowels […]

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