<?php
error_reporting(-1);

function totalPay($monthPay, $tax, $creditSum, $bankPercent, $bankName) {
	for ($month = 1; $month <= 20; $month++) {
	$creditSum = ($creditSum * $bankPercent) + $tax - $monthPay;
	$total = $total + $monthPay;
	if ($creditSum < 0) {
	$monthPay = $creditSum;
	$total = $total + $monthPay;
	$creditSum = $creditSum - $monthPay;
	$month = $month + 1;
	echo "Анон платит {$month} месяцев. Заплатит {$total} банку {$bankName}.\n";
	break;
}
}
}

$oneTimeTax = 7777;
$homoCredit = totalPay(5000, 500, 39999, 1.04, 'HOMOCREDIT');
$softBank = totalPay(5000, 1000, 39999, 1.03, 'SOFTBANK');
$strawberryBank = totalPay(5000, 0, 39999, 1.02, 'STRAWBERRYBANK') + $oneTimeTax;


echo "{$homoCredit}\n";
echo "{$softBank}\n";
echo "{$strawberryBank}\n";