Sir doubt in CB number

#1

5

23572

sir for this test cases
the output shoud be 4 right? but it in output editorial ir is 5 why??

cb number for the follwinh strimg is 2 3 5 7 this four only right??? last digit 2 wont be there as there should not be repetition

#2

@tejasddongare only overlappings are not allowed! (particular index value cannot be used in more than one number), repetitions are allowed, so answer is 5 as last 2 is counted!

#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.