Palindrome string

Question

To check the string is palindrome or not
https://code.sololearn.com/c1rKv2KY2Wbx/?ref=app

Answer 1

Suraj Patil ,

not a mistake, but there is a string variable 'i' declared that is never used. you can remove this line (line 15)

Answer 2

Line 16:
if( original == str )

* Code had been modified from its origin.

Answer 3

Actually,when I ran the code it worked perfectly. Would you specify where the problem is?