The puzzle is from Timus (submit your solution at this URL http://acm.timus.ru/problem.aspx?space=1&num=2033) There are 6 friends, and the input tells you the names of these friends (useless), the phones …
Your web server can handle many requests/visits simultaneously per second. Suppose, if you have a visit per second from all over the world, how much approximately can you earn? …
The Google Analytics provides quick statistics of the page views (Sessions) over last 30 days: And the Google Webmaster says how popular your site appears in the search engine. …
Haskell is the functional programming language (FP). FP allows users to write code in high level abstraction without considering too much implementation details. For example, the recursion is generally …
The Visual Studio is a powerful IDE (Integrated Development Environment). It provides some convenient features for speed up the coding. For example, if you want to write a switch …
The puzzle is to generate the first few numRows rows of Pascal’s Triangle. Do you need to keep each row in separate variables (row vector)? Apparently no. The trick …
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