---

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  <diagram id="task2_fixed_gost" name="Задание 2 (ГОСТ)">
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        <!-- 1. НАЧАЛО -->
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        <!-- 2. ВВОД -->
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        <!-- 3. ПРОВЕРКА ВВОДА -->
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        <!-- ОШИБКА -->
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        <!-- 4. S = 0 -->
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        <!-- 5. ЦИКЛ k (ДВА ВЫХОДА: вниз - тело, влево - выход) -->
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        <!-- 6. ПРОВЕРКА k = 2 -->
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        <!-- 7. ВЫЧИСЛЕНИЕ a И P = 1 -->
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        <!-- 8. ЦИКЛ m (ДВА ВЫХОДА: вниз - тело, влево - выход) -->
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        <!-- 9. ПРОВЕРКА m = 4 -->
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        <!-- 10. ВЫЧИСЛЕНИЕ P -->
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        <!-- 11. НАКОПЛЕНИЕ СУММЫ S -->
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        <!-- 12. ВЫВОД S -->
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        <!-- 13. КОНЕЦ -->
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        <!-- СВЯЗИ ВЕРТИКАЛЬНЫЕ -->
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        <!-- ВЕТВЛЕНИЕ ПРОВЕРКИ ВВОДА -->
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        <!-- Ошибка в конец (X = 760) -->
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        <!-- ВЫХОД 1 ЦИКЛА k: ВНИЗ (в тело цикла) -->
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        <!-- ПРОВЕРКА k = 2 -->
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        <!-- k = 2 (Да) -> ОБХОД СПРАВА (X = 570) В ТОЧКУ ЗАМЫКАНИЯ ПОСЛЕ S = S + a*P -->
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        <!-- ВЫХОД 1 ЦИКЛА m: ВНИЗ (в тело цикла m) -->
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        <!-- ПРОВЕРКА m = 4 -->
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        <!-- m = 4 (Да) -> ОБХОД ВНУТРЕННЕГО ЦИКЛА СПРАВА (X = 530) В ТОЧКУ ВОЗВРАТА ЦИКЛА m -->
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        <!-- ВОЗВРАТ В ЦИКЛ m (СЛЕВА X = 250): ПРИХОДИТ СВЕРХУ В ШЕСТИУГОЛЬНИК m -->
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        <!-- ВЫХОД 2 ЦИКЛА m: ВЛЕВО (завершение цикла m) -> переход к S = S + a·P (X = 180) -->
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        <!-- ВОЗВРАТ В ЦИКЛ k (СЛЕВА X = 110): ПРИХОДИТ СВЕРХУ В ШЕСТИУГОЛЬНИК k -->
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        <!-- ВЫХОД 2 ЦИКЛА k: ВЛЕВО (завершение внешнего цикла) -> В ВЫВОД S (X = 50) -->
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