Distinct Characters Subsequence | CodeChef

1

I m getting WA.I couldn’t find the error. Can soneone help??
https://www.codechef.com/viewsolution/31958623

2

I think you are approaching wrong. You have to calculate total number of distinct characters in the string which will be at max 26 in this case.

3

You’ve misunderstood the question. A subsequence may not neccassarily be contigous.

4

thank you :slight_smile: :upside_down_face:

5

Thank you :upside_down_face: :slight_smile: