{
$val = -$array[$pos];
if ($pos == 0) {
$l = $length - 1;
} else {
$l = $pos - 1;
}
if ($pos == $length - 1) {
$r = 0;
} else {
$r = $pos + 1;
}
$array[$l] -= $val;
$array[$r] -= $val;
$array[$pos] = -$array[$pos];
return $array;
}
$handle = fopen("php://stdin", "r");
$length = trim(fgets($handle));
$n = trim(fgets($handle));
$banks = explode(' ', $n);
$sum = array_sum($banks);
$magicMove = 0;
while (!isPositive($banks)) {
$min = min($banks);
$whereMin = array_search($min, $banks, $length);
doMagicMove($banks, $whereMin, $length);
$magicMove++;
}
echo $magicMove;
fclose($handle);
/**
* Build query from filter data
* @param Query $query Query object
* @param array $data Filter data ($this->request->query)
* @return Query $query Query object
*/
public function queryFromFilter(Query $query, array $data = [])
{
//"ID" field
if (!empty($data['id']) && isPositive($data['id'])) {
$query->where([sprintf('%s.id', $this->alias()) => $data['id']]);
}
//"Title" field
if (!empty($data['title']) && strlen($data['title']) > 2) {
$query->where([sprintf('%s.title LIKE', $this->alias()) => sprintf('%%%s%%', $data['title'])]);
}
//"Filename" field
if (!empty($data['filename']) && strlen($data['filename']) > 2) {
$query->where([sprintf('%s.filename LIKE', $this->alias()) => sprintf('%%%s%%', $data['filename'])]);
}
//"User" (author) field
if (!empty($data['user']) && preg_match('/^[1-9]\\d*$/', $data['user'])) {
$query->where([sprintf('%s.user_id', $this->alias()) => $data['user']]);
}
//"Category" field
if (!empty($data['category']) && preg_match('/^[1-9]\\d*$/', $data['category'])) {
$query->where([sprintf('%s.category_id', $this->alias()) => $data['category']]);
}
//"Active" field
if (!empty($data['active'])) {
$query->where([sprintf('%s.active', $this->alias()) => $data['active'] === 'yes']);
}
//"Priority" field
if (!empty($data['priority']) && preg_match('/^[1-5]$/', $data['priority'])) {
$query->where([sprintf('%s.priority', $this->alias()) => $data['priority']]);
}
//"Created" field
if (!empty($data['created']) && preg_match('/^[1-9][0-9]{3}\\-[0-1][0-9]$/', $data['created'])) {
$start = new Time(sprintf('%s-01', $data['created']));
$end = (new Time($start))->addMonth(1);
$query->where([sprintf('%s.created >=', $this->alias()) => $start, sprintf('%s.created <', $this->alias()) => $end]);
}
return $query;
}