Dsa
Strings
Medium
Palindrome Index
Given a string, find the index of the character that can be removed to make the string a palindrome. If the string is already a palindrome, return -1.
Example:
Input:
'aba'
Output:
-1
Input:
'abca'
Output:
1
Key concepts
stringspalindromeindexing
Practise this out loud — free
Start a mock interview on THIS exact question — a voice AI interviewer opens with it, pushes back like a real onsite, then hands you an instant scorecard.
🎙 Practise this question now