zax2002

<?php

$number1 = 567;
$number2 = 5;
$number3 = 367835;

function f($num) {
    return $num + floor(0.11111111111*(10**(floor(log10($num))+1)));
}

echo(f($number1)."\n".f($number2)."\n".f($number3));

/*
678
6
478946
*/