Iterative start from i=1 why?

why the interative loop is started from i=1 why not from any else value

hi @prajwalsingh226_b93d74431f6edd96,
here u need to check from that card to the first card since when u choose card with i = 0 then you will have j = i-1 = -1 which is not valid so it started with 1 which is the minimum value to start with

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