Valid Palindrome

Try to solve the Valid Palindrome problem.

Statement

Write a function that takes a string, s, as an input and determines whether or not it is a palindrome.

Note: A palindrome is a word, phrase, or sequence of characters that reads the same backward as forward.

Constraints:

  • 11 \leq s.length 2×105\leq 2 \times 10^5
  • The string s will contain English uppercase and lowercase letters, digits, and spaces.

Examples

Understand the problem

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Valid Palindrome

1

“abab” is a palindrome.

A)

True

B)

False

Question 1 of 40 attempted

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Try it yourself

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C#
usercode > Solution.cs
using System;
public class Solution {
public static bool IsPalindrome(string s) {
// Replace this placeholder return statement with your code
return false;
}
}
Valid Palindrome