<?xml version="1.0" encoding="utf-8"?>

<LinearLayout xmlns:a="http://schemas.android.com/apk/res/android"
    a:layout_width="match_parent"
    a:layout_height="match_parent"
    a:orientation="vertical">

    <LinearLayout
        a:layout_width="match_parent"
        a:layout_height="0dp"
        a:layout_weight="1">

        <include layout="@layout/cpp_simple_button_7_material" />

        <include layout="@layout/cpp_simple_button_8_material" />

        <include layout="@layout/cpp_simple_button_9_material" />

        <include layout="@layout/cpp_simple_button_multiplication_material" />

        <include layout="@layout/cpp_simple_button_erase_material" />

    </LinearLayout>

    <LinearLayout
        a:layout_width="match_parent"
        a:layout_height="0dp"
        a:layout_weight="1">

        <include layout="@layout/cpp_simple_button_4_material" />

        <include layout="@layout/cpp_simple_button_5_material" />

        <include layout="@layout/cpp_simple_button_6_material" />

        <include layout="@layout/cpp_simple_button_division_material" />

        <include layout="@layout/cpp_simple_button_percent_material" />

    </LinearLayout>

    <LinearLayout
        a:layout_width="match_parent"
        a:layout_height="0dp"
        a:layout_weight="1">

        <include layout="@layout/cpp_simple_button_1_material" />

        <include layout="@layout/cpp_simple_button_2_material" />

        <include layout="@layout/cpp_simple_button_3_material" />

        <include layout="@layout/cpp_simple_button_plus_material" />

        <include layout="@layout/cpp_simple_button_power_material" />
    </LinearLayout>

    <LinearLayout
        a:layout_width="match_parent"
        a:layout_height="0dp"
        a:layout_weight="1">

        <include layout="@layout/cpp_simple_button_round_brackets_material" />

        <include layout="@layout/cpp_simple_button_0_material" />

        <include layout="@layout/cpp_simple_button_dot_material" />

        <include layout="@layout/cpp_simple_button_minus_material" />

        <include layout="@layout/cpp_simple_button_app_material" />

    </LinearLayout>

</LinearLayout>