Task 1

<?php
$arr = [3, 8, 3, 1];
$i=0;
foreach ($arr as $value) {
    if ($value%2 ==0){
    $i++;
    }
}
if ($i > 1) {
    foreach ($arr as $value) {
        if ($value%2 !== 0) {
            $s=$value;
            }
        }
}
else {
    foreach ($arr as $value) {
        if ($value%2 == 0) {
            $s=$value;
            }

    }
}
print_r ($s)


?>