.. include:: content/title.txt


.. include:: content/theory_str.txt
.. include:: content/tasks_str.txt


.. include:: content/theory_number.txt
.. include:: content/tasks_number.txt


.. include:: content/theory_comments.txt
.. include:: content/tasks_comments.txt


.. include:: content/syntax.txt
.. include:: content/examples.txt
.. include:: content/tasks.txt