Learn the Longest Palindromic Substring problem with a step-by-step DSA animation. Follow the Two-Pointer (Palindrome) solution with synced C#, Python, and Java code.
Two-Pointer (Palindrome) pattern
Use one marker at the start and one at the end. Compare, swap, or expand while the two sides still follow the rule.
Difficulty: Medium · Approach: Expand from a center
Open Algorithm Atlas to watch the full interactive lesson and follow every execution step.