<?php
 
error_reporting(-1);
 
function creditCalculator($creditSum, $payout, $servicePayment,$percent) {
	for ( $month = 1; $month <= 20; $month++) {
		$creditSum = ($creditSum * $percent) + $servicePayment - $payout;
		$creditTotal = $creditTotal + $payout;
		if ($creditSum < 0) {
			$creditTotal += $creditSum;
			$creditSum = 0;
		break; }
            }
            return $creditTotal;
}
$creditSum = 40000;
$payout = 5000;
$homoCreditTotal = creditCalculator(40000, 5000, 500, 1.04);
$softBankTotal = creditCalculator(40000, 5000, 1000, 1.03);
$strawberryBankTotal = creditCalculator(47777, 5000, 0, 1.02);
echo "HomoCredit: {$homoCreditTotal} руб.\n";
echo "SoftBunk: {$softBankTotal} руб.\n";
echo "StrawberryBant: {$strawberryBankTotal} руб.\n";

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