question: private void addNativeExpressAds ( ) { for ( int i = 0 ; i <= mRecyclerViewItems . size ( ) ; i += ITEMS_PER_AD ) { final NativeExpressAdView adView = new NativeExpressAdView ( MainActivity . this ) ; mRecyclerViewItems . add ( i , adView ) ; } }
target:  Adds Native Express ads to the items list.