JavaScript Coding Questions

As a Front-End developer, JavaScript is the core skill of everything

• 166. validate number stringJavaScriptAlgorithmstringmedium
• 112. remove duplicate characters in a stringJavaScriptAlgorithmstringmedium
• 111. Count palindromic substringsJavaScriptAlgorithmstringmedium
• 102. validate string of parenthesesJavaScriptAlgorithmstringeasy