app/src/main/res/layout/activity_scoreboard.xml
<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
tools:context=".scoreboard.ScoreboardActivity">
<ScrollView
android:id="@+id/scrollerOwnRank"
android:layout_width="match_parent"
android:layout_height="0dp"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toTopOf="parent">
<androidx.recyclerview.widget.RecyclerView
android:id="@+id/recyclerViewOwnRank"
android:layout_width="match_parent"
android:layout_height="wrap_content" />
</ScrollView>
<ScrollView
android:id="@+id/scroller"
android:layout_width="match_parent"
android:layout_height="0dp"
app:layout_constraintBottom_toBottomOf="parent"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintTop_toBottomOf="@+id/scrollerOwnRank">
<androidx.recyclerview.widget.RecyclerView
android:id="@+id/recyclerViewScoreboard"
android:layout_width="match_parent"
android:layout_height="wrap_content" />
</ScrollView>
<com.google.android.material.floatingactionbutton.FloatingActionButton
android:id="@+id/floatingActionButtonReturn"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginEnd="8dp"
android:layout_marginBottom="32dp"
android:clickable="true"
app:layout_constraintBottom_toBottomOf="parent"
app:layout_constraintEnd_toEndOf="parent"
app:srcCompat="@drawable/ic_baseline_arrow_back_24"
android:focusable="true"
android:contentDescription="@string/go_back" />
</androidx.constraintlayout.widget.ConstraintLayout>