Exam - 17 December 2017 - 05. Christmas Sock

<?php
$num = intval(readline());
echo "|" . str_repeat("-", $num * 2) . "|\n" . "|" . str_repeat("*", $num * 2)
 . "|\n" . "|" . str_repeat("-", $num * 2) . "|\n";
for ($i = 0, $j = 2; $i < $num - 1; $i++, $j += 2) {
    echo "|" . str_repeat("-", $num - 1 - $i) . str_repeat("~", $j)
    . str_repeat("-", $num - 1 - $i) . "|\n";
}
for ($i = 0, $j = 2; $i < $num - 2; $i++, $j++) {
    echo "|" . str_repeat("-", $j) . str_repeat("~", $num * 2 - 4 - 2 * $i)
    . str_repeat("-", $j) . "|\n";
}
for ($i = 0; $i < $num + 3; $i++) {
    $i == floor($num / 2) ? $merry = str_repeat(".", $num - 2) . "MERRY"
    . str_repeat(".", $num - 2) : $merry = str_repeat(".", 2 * $num + 1)
            && $i == floor(($num / 2) + 2) ? $merry = str_repeat(".", $num - 2)
    . "X-MAS" . str_repeat(".", $num - 2) : $merry = str_repeat(".", 2 * $num + 1)
            && $i == ($num + 3) - 1 ? $merry = str_repeat("_", 2 * $num + 1) : $merry = str_repeat(".", 2 * $num + 1);
    $i == ($num + 3) - 1 ? $char = ")" : $char = "\\\n";
    echo str_repeat("-", $i) . "\\" . $merry . $char;
}