<?php
$creditSum = 40000;
for ($month = 1; $month <= 20; $month++) {
	if ($creditSum > 5000) {
	$creditSum = $creditSum * 1.03 + 1000 - 5000;
	$obshayaSumma = $obshayaSumma + 5000;
	$ostcreditSum = $creditSum * 1.03 + 1000;
	echo "на $month месяц школьник выплатил $obshayaSumma осталось выплатить $ostcreditSum \n";
}
    elseif ($creditSum <= 5000) {
	$creditSum = $creditSum * 1.03 + 1000;
	if ($creditSum <= 5000) {
		$poslPlatezh = $creditSum;
		$creditSum = $creditSum - $creditSum;
		$obshayaSumma = $obshayaSumma + $poslPlatezh;
		echo "на $month месяц школьник выплатил $obshayaSumma осталось выплатить $creditSum \n";
		break;
	}
	elseif ($creditSum = $creditSum -  5000) {
	$obshayaSumma = $obshayaSumma + 5000;
	$ostcreditSum = $creditSum * 1.03 + 1000;
	echo "на $month месяц школьник выплатил $obshayaSumma осталось выплатить $ostcreditSum \n";
	}
}
}
// your code goes here

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