How to make ad units from adsense? (ads in the feed)?

Question

PHP

There is a site (php, html, css
, js) News is fasting on it, there is a library where there is a whole list of news that looks like this: with advertising, then scroll down another 10 articles and another block, and so on ... Here is a live example, after 10 tracks there is a block with advertising, screen -
I hope I explained it intelligibly;) I would be very happy for any help.

Answer 1

there is a 10th article after it is automatically placed a block with advertising

Something like:

foreach($topics as $i => $topic) {
   if ($i && !$i%10) { // вставить рекламу }
   // вставить статью
}