score board for android course challange. user can type the two players name

score_player.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:orientation="vertical" android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:padding="@dimen/activity_horizontal_margin">

    <TextView
        android:text="Player 1"
        android:layout_marginTop="8dp"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:id="@+id/textView7" />

    <EditText
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:inputType="textPersonName"
        android:ems="10"
        android:id="@+id/editText"
        tools:text="Jarwo Smith" />

    <TextView
        android:text="Player 2"
        android:layout_marginTop="8dp"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:id="@+id/textView8" />

    <EditText
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:inputType="textPersonName"
        android:ems="10"
        android:id="@+id/editText2"
        tools:text="Susanti A." />

    <Button
        android:text="next"
        android:layout_marginTop="8dp"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:id="@+id/button4" />
</LinearLayout>