524. Longest Word in Dictionary through Deleting

Medium

30 Points

Array

Two Pointers

String

Sorting

Given a string s and a string array dictionary, return the longest string in the dictionary that can be formed by deleting some of the given string characters. If there is more than one possible result, return the longest word with the smallest lexicographical order. If there is no possible result, return the empty string.

Examples

Example 1

Input: s = "abpcplea", dictionary = ["ale","apple","monkey","plea"] Output: "apple"

Example 2

Input: s = "abpcplea", dictionary = ["a","b","c"] Output: "a"

Constraints

1 <= s.length <= 1000
1 <= dictionary.length <= 1000
1 <= dictionary[i].length <= 1000
s and dictionary[i] consist of lowercase English letters.