What's wrong in my code

#1

I am not able to figure out what is wrong in this code.
it is giving right output for the available test case

you can check my code here:-

#2

Whenever you get a query, pop k-1 elements temporarily and give the answer!

For this implementation, you can have a look at this very simple and easy code here.

#3

okkkkkkkkkkkkkkkkkkkkk.

#4

You may close the doubt if resolved. Please give a rating :relaxed:

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