Search⌘ K
AI Features
Home
Courses
Decode the Coding Interview in C#: Real-World Examples

DIY: Valid Parenthesis String

Explore how to determine if a string containing parentheses and asterisks is valid by applying rules for matching pairs. Learn to treat asterisks as flexible characters, helping you solve coding interview problems on string validation.

We'll cover the following...

Problem statement

You are given a string named check. Your task is to find out if this string is valid. This string will only contain three type of characters i.e., (, ), and *.

A string is valid if it follows the following rules:

  • Every left ( parenthesis ...