#2414

Length of the Longest Alphabetical Continuous Substring

specialist · 715 · lc medium +30 · verified · 60.3% accepted · 553 likes · top 59%

Description

An alphabetical continuous string consists of consecutive letters of the alphabet (a substring of "abcdefghijklmnopqrstuvwxyz"). For example, "abc" qualifies but "acb" does not.

Given a string s, return the length of its longest alphabetical continuous substring.

Example 1:

Input: s = "abacaba"
Output: 2
Explanation: There are 4 distinct continuous substrings: "a", "b", "c" and "ab".
"ab" is the longest continuous substring.

Example 2:

Input: s = "abcde"
Output: 5
Explanation: "abcde" is the longest continuous substring.

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