Description https://leetcode.com/problems/largest-odd-number-in-string/ You are given a string num, representing a large integer. Return the largest-valued odd integer (as a string) that is a non-empty substring of num,…

Description https://leetcode.com/problems/largest-substring-between-two-equal-characters/ Given a string s, return the length of the longest substring between two equal characters, excluding the two characters. If there…

Description https://leetcode.com/problems/longest-palindrome/ Given a string s which consists of lowercase or uppercase letters, return the length of the longest palindrome that can be built with…

Description https://leetcode.com/problems/baseball-game/ You are keeping score for a baseball game with strange rules. The game consists of several rounds, where…

Description https://leetcode.com/problems/check-if-word-equals-summation-of-two-words/ The letter value of a letter is its position in the alphabet starting from 0 (i.e. ‘a’ -> 0, ‘b’ -> 1, ‘c’ -> 2,…

Description https://leetcode.com/problems/reformat-the-string/ Given alphanumeric string s. (Alphanumeric string is a string consisting of lowercase English letters and digits). You have to find…

Description https://leetcode.com/problems/find-and-replace-pattern/ Given a list of strings words and a string pattern, return a list of words[i] that match pattern. You may return the answer in any order.…

Description https://leetcode.com/problems/longer-contiguous-segments-of-ones-than-zeros/ Given a binary string s, return true if the longest contiguous segment of 1s is strictly longer than the longest contiguous segment of 0s in s. Return false otherwise. For example, in s…

Description https://leetcode.com/problems/sort-characters-by-frequency/ Given a string s, sort it in decreasing order based on the frequency of characters, and return the sorted string.…

Description https://leetcode.com/problems/sorting-the-sentence/ A sentence is a list of words that are separated by a single space with no leading or trailing spaces.…