-import android.support.annotation.NonNull;
-import android.support.v7.app.ActionBar;
-import android.support.v7.widget.DividerItemDecoration;
-import android.support.v7.widget.RecyclerView;
-import android.support.v7.widget.Toolbar;
-import android.support.v7.widget.helper.ItemTouchHelper;
+import androidx.annotation.NonNull;
+import androidx.appcompat.app.ActionBar;
+import androidx.recyclerview.widget.DividerItemDecoration;
+import androidx.recyclerview.widget.RecyclerView;
+import androidx.appcompat.widget.Toolbar;
+import androidx.recyclerview.widget.ItemTouchHelper;