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    <!-- Блок А1.1 -->
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    <!-- Блок А1.2 -->
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    <mxCell id="node_A1_2" value="А1.2" style="text;html=1;align=left;verticalAlign=top;resizable=0;points=[];autosize=1;strokeColor=none;fillColor=none;fontFamily=Arial;fontSize=11;fontStyle=0;" vertex="1" parent="1">
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    <!-- Блок А1.3 -->
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    <mxCell id="node_A1_3" value="А1.3" style="text;html=1;align=left;verticalAlign=top;resizable=0;points=[];autosize=1;strokeColor=none;fillColor=none;fontFamily=Arial;fontSize=11;fontStyle=0;" vertex="1" parent="1">
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    <!-- Блок А1.4 -->
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    <mxCell id="node_A1_4" value="А1.4" style="text;html=1;align=left;verticalAlign=top;resizable=0;points=[];autosize=1;strokeColor=none;fillColor=none;fontFamily=Arial;fontSize=11;fontStyle=0;" vertex="1" parent="1">
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    <!-- Вход: Данные о растениях → А1.1 -->
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    <!-- Вход: Запросы пользователей → А1.2 -->
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        <mxPoint x="150" y="410" as="targetPoint" />
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    <!-- Управление: Требования ТЗ → Все блоки -->
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    <!-- Управление: Правила валидации → А1.1, А1.2 -->
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    <!-- Механизм: Персонал магазина → Все блоки -->
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    <!-- Механизм: ПК с ПО и SQLite → Все блоки -->
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        <mxPoint x="350" y="610" as="targetPoint" />
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    <!-- Выход: Каталог растений ← А1.1 -->
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        <mxPoint x="330" y="290" as="sourcePoint" />
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    <!-- Выход: Отчёты Excel ← А1.3 -->
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    <!-- Выход: Статистика ← А1.3 -->
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    <!-- Связь между блоками: А1.1 → А1.2 (данные из каталога используются для поиска) -->
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      <mxGeometry x="330" y="330" relative="1" as="geometry">
        <mxPoint x="330" y="330" as="sourcePoint" />
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    <!-- Связь между блоками: А1.2 → А1.3 (результаты поиска могут быть экспортированы) -->
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