g1001_1100.s1044_longest_duplicate_substring

Class Solution

java.lang.Object

g1001_1100.s1044_longest_duplicate_substring.Solution

public class Solution
extends Object

1044 - Longest Duplicate Substring.

Hard

Given a string s, consider all duplicated substrings: (contiguous) substrings of s that occur 2 or more times. The occurrences may overlap.

Return any duplicated substring that has the longest possible length. If s does not have a duplicated substring, the answer is "".

Example 1:

Input: s = “banana”

Output: “ana”

Example 2:

Input: s = “abcd”

Output: ""

Constraints:

• 2 <= s.length <= 3 * 104
• s consists of lowercase English letters.

Constructor Summary

Constructors

Constructor and Description
Solution()

Method Summary

Modifier and Type	Method and Description
String	longestDupSubstring(String s)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

Solution

public Solution()

Method Detail

longestDupSubstring

public String longestDupSubstring(String s)