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Search options not deleted user 207932

Use this tag when the code is a solution to a programming challenge. Always include a sufficient description of the problem to be solved - while a link to the challenge is welcome, the review request needs to be complete when the challenge site is unavailable.

9 votes
3 answers
4k views

Find the smallest positive integer that is absent from a given array

I made the acquaintance of big-O a couple of weeks ago and am trying to get to grips with it, but although there's a lot of material out there about calculating time complexity, I can't seem to find o …
half of a glazier's user avatar