Is there any other way and is my approach correct like for more tough cases and edgecases please check ....thankyou

#1
#3

my code is passing the test cases, is it wrong ? and why for 1 abbaa answer should be 2 ? we can change last b and have abaaa 3 a’s

#4

I hope I’ve cleared your doubt. I ask you to please rate your experience here
Your feedback is very important. It helps us improve our platform and hence provide you
the learning experience you deserve.

On the off chance, you still have some questions or not find the answers satisfactory, you may reopen
the doubt.