It’s a chilly start across Long Island with many areas seeing frost. It’ll stay on the cool side through the day with dry conditions and plenty of sunshine. By tonight, temperatures will drop again, ...

# Given a string S, find the longest palindromic substring in S. # You may assume that the maximum length of S is 1000, # and there exists one unique longest palindromic substring.

// Find the longest palindromic substring using expand-around-center approach. // For each position, try expanding outward while characters match. // Check both odd-length (single center) and ...