Problem in understanding a lecture

https://online.codingblocks.com/app/player/184759/content/175972/8881/lecture

I did not understand how the code was done .Please help

Hello @Somasree I don’t have access to your course the link above is not opening.
please explain here what is the problem that you are facing?

I am having a problem in undererstanding how this code in the lis is working for all the test cases we take…

can u see the code in the screen shot

@Somasree no i cant see the code:
its because of encryption.
but no problem you tell what you have not understood?

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