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  2. Guarded Command Language - Wikipedia

    en.wikipedia.org/wiki/Guarded_Command_Language

    skip and abort are important statements in the guarded command language.abort is the undefined instruction: do anything. It does not even need to terminate. It is used to describe the program when formulating a proof, in which case the proof usually fails.

  3. Question and answer system - Wikipedia

    en.wikipedia.org/wiki/Question_and_answer_system

    A question and answer system (or Q&A system) is an online software system that attempts to answer questions asked by users.Q&A software is frequently integrated by large and specialist corporations and tends to be implemented as a community that allows users in similar fields to discuss questions and provide answers to common and specialist questions.

  4. Competitive programming - Wikipedia

    en.wikipedia.org/wiki/Competitive_programming

    There has also been criticism of competitive programming, particularly from professional software developers. [21] One critical point is that many fast-paced programming contests teach competitors bad programming habits and code style (like unnecessary use of macros , lack of OOP abstraction and comments, use of short variable names, etc.).

  5. Today's Wordle Hint, Answer for #1300 on Thursday ... - AOL

    www.aol.com/todays-wordle-hint-answer-1300...

    SPOILERS BELOW—do not scroll any further if you don't want the answer revealed. The New York Times Today's Wordle Answer for #1300 on Thursday, January 9, 2025

  6. List of NP-complete problems - Wikipedia

    en.wikipedia.org/wiki/List_of_NP-complete_problems

    Graphs occur frequently in everyday applications. Examples include biological or social networks, which contain hundreds, thousands and even billions of nodes in some cases (e.g. Facebook or LinkedIn).

  7. Exact cover - Wikipedia

    en.wikipedia.org/wiki/Exact_cover

    The exact cover problem is NP-complete [3] and is one of Karp's 21 NP-complete problems. [4] It is NP-complete even when each subset in S contains exactly three elements; this restricted problem is known as exact cover by 3-sets, often abbreviated X3C. [3] Knuth's Algorithm X is an algorithm that finds all solutions to an exact cover problem.

  8. All the performers announced for Donald Trump's inauguration ...

    www.aol.com/performers-announced-donald-trumps...

    Lee Greenwood, known for his song "God Bless the U.S.A.," is set to take the stage at the swearing-in. "I am humbled and honored to be asked to perform for our 47th President Donald J. Trump ...

  9. Computer architecture - Wikipedia

    en.wikipedia.org/wiki/Computer_architecture

    The first documented computer architecture was in the correspondence between Charles Babbage and Ada Lovelace, describing the analytical engine.While building the computer Z1 in 1936, Konrad Zuse described in two patent applications for his future projects that machine instructions could be stored in the same storage used for data, i.e., the stored-program concept.