Sudoku (res/layout-land/main.xml)

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout
  xmlns:android="http://schemas.android.com/apk/res/android"
  android:background="@color/background"
  android:layout_height="fill_parent"
  android:layout_width="fill_parent"
  android:padding="15dip"
  android:orientation="horizontal" >
  <LinearLayout
    android:orientation="vertical"
    android:layout_height="wrap_content"
    android:layout_width="fill_parent"
    android:layout_gravity="center"
    android:paddingLeft="20dip"
    android:paddingRight="20dip" >
    <TextView
      android:text="@string/main_title"
      android:layout_height="wrap_content"
      android:layout_width="wrap_content"
      android:layout_gravity="center"
      android:layout_marginBottom="20dip"
      android:textSize="24.5sp" />
    <TableLayout
      android:layout_height="wrap_content"
      android:layout_width="wrap_content"
      android:layout_gravity="center"
      android:stretchColumns="*" >
      <TableRow>
        <Button
          android:id="@+id/continue_button"
          android:text="@string/continue_label" />
        <Button
          android:id="@+id/new_button"
          android:text="@string/new_game_label" />
      </TableRow>
      <TableRow>
        <Button
          android:id="@+id/about_button"
          android:text="@string/about_label" />
      <Button
          android:id="@+id/exit_button"
          android:text="@string/exit_label" />
      </TableRow>
    </TableLayout>
  </LinearLayout>
</LinearLayout>