Test cases not passing for string window problem

#1

Please help me with this code for finding minimum substring in s1 which contains all characters of string s2.
I have saved code below-

#2


please refer to this
this code can be easily understood

1 Like
#3

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.