Package 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.<p>Hard</p> <p>Given a string <code>s</code>, consider all <em>duplicated substrings</em>: (contiguous) substrings of s that occur 2 or more times. The occurrences may overlap.</p> <p>Return <strong>any</strong> duplicated substring that has the longest possible length. If <code>s</code> does not have a duplicated substring, the answer is <code>&quot;&quot;</code>.</p> <p><strong>Example 1:</strong></p> <p><strong>Input:</strong> s = &ldquo;banana&rdquo;</p> <p><strong>Output:</strong> &ldquo;ana&rdquo;</p> <p><strong>Example 2:</strong></p> <p><strong>Input:</strong> s = &ldquo;abcd&rdquo;</p> <p><strong>Output:</strong> &quot;&quot;</p> <p><strong>Constraints:</strong></p> <ul> <li><code>2 <= s.length <= 3 * 10⁴</code></li> <li><code>s</code> consists of lowercase English letters.</li> </ul>

Constructor Summary

Constructors

Constructor	Description
Solution()

Method Summary

Modifier and Type	Method	Description
String	longestDupSubstring(String s)

Methods inherited from class java.lang.Object

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

Constructor Details

Solution

public Solution()

Method Details

longestDupSubstring

public String longestDupSubstring(String s)