<?php

function sklon_text($int, $expressions) {
    if (count($expressions) < 3) {
        $expressions[2] = $expressions[1];
    }
    $count = $int % 100;
    if ($count >= 5 && $count <= 20) {
        $result = 2;
    } else {
        $count = $count % 10;
    }
    if ($count == 1) {
        $result = 0;
    } elseif ($count >= 2 && $count <= 4) {
        $result = 1;
    } else {
        $result = 2;
    }
    return $int . ' ' . $expressions[$result];
}
