<?php
 
error_reporting(-1);
 
$creditBalance = 40000;
$percent = 1.03;
$servicePayment = 1000;
$monthlyPayment = 5000;
$paymentTotal = 0;

for ($month = 1; $month <= 20; $month ++) {

$creditBalance = $creditBalance * $percent + $servicePayment;

if ($creditBalance < $monthlyPayment) {
	$monthlyPayment = $monthlyPayment - ($monthlyPayment - $creditBalance);
	$creditBalance = $creditBalance - $monthlyPayment;
	$paymentTotal = $paymentTotal + $monthlyPayment;
	echo "месяц $month \n всего выплачено	$paymentTotal\n последний платёж	$monthlyPayment \n долг	$creditBalance \n\n С меня хватит!";
	break;
}

	elseif ($creditBalance > $monthlyPayment) {
$creditBalance = $creditBalance - $monthlyPayment;
$paymentTotal = $paymentTotal + $monthlyPayment;

echo "месяц $month \n всего выплачено	$paymentTotal\n последний платёж	$monthlyPayment \n долг	$creditBalance \n\n";
}
}