<?php
$mounth=0;
$realPrice=40000;
for ($credit=40000; $credit>0;$mounth++) {
$realPrice=$realPrice+1000+(($credit/100)*3);
$credit=$credit+1000+(($credit/100)*3);
$credit=$credit-5000;
}
echo "Реальная цена айфона $realPrice\nКол-во месяцев $mounth";
?>
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