Jan. 8, 2021, 9:47 a.m. by Reflekt Visual
In order for ads to appear alongside the results on a search engine (commonly referred to as a Search Engine Results Page, or SERP), advertisers cannot simply pay more to ensure that their ads appear more prominent than their competitor’s ads. Instead, ads are subject to what is known as the Ad Auction, an entirely automated process that Google and other major search engines use to determine the relevance and validity of advertisements that appear on their SERPs. There is the [best pay per click advertising companies] that will provide complete strategies before the campaign
An example of an DNA string (whose alphabet contains the symbols A, C, G, and T) is ATGCTTCAGAAAGGTCTTACG.
Given: A DNA string
Return: Four integers corresponding to the number of times that the symbols A, C, G, and T occur in
20 12 17 21