arrays.xml

    <string-array name="week_days_list_preference">
        <item>@string/monday</item>
        <item>@string/tuesday</item>
        <item>@string/wednesday</item>
        <item>@string/thursday</item>
        <item>@string/friday</item>
        <item>@string/saturday</item>
        <item>@string/sunday</item>
    </string-array>
    <string-array name="week_days_entryvalues_list_preference">
        <item>2</item>
        <item>3</item>
        <item>4</item>
        <item>5</item>
        <item>6</item>
        <item>7</item>
        <item>1</item>
    </string-array>