作业：
';
$header_row .= '
'.UOJLocale::get('username').' | ';
$header_row .= '
'.UOJLocale::get('contests::total score').' | ';
foreach ($problem_ids as $problem_id) {
$header_row .= '
' . '#'.$problem_id.'' . ' | ';
}
$header_row .= '';
$print_row = function($row) use ($problem_ids) {
$username = $row['username'];
$scores = [];
$sum = 0;
$total_score = count($problem_ids) * 100;
$query = DB::query("SELECT MAX(id), problem_id, MAX(score) FROM submissions WHERE (problem_id, score) IN (SELECT problem_id, MAX(score) FROM submissions WHERE submitter = '{$username}' AND problem_id IN (".implode(',', $problem_ids).") GROUP BY problem_id) AND submitter = '{$username}' GROUP BY problem_id");
while ($row = DB::fetch($query)) {
$scores[$row['problem_id']] = [
'submission_id' => $row['MAX(id)'],
'score' => $row['MAX(score)'],
];
$sum += $row['MAX(score)'];
}
if ($sum == $total_score) {
echo '
';
} else {
echo '
';
}
echo '| ' . getUserLink($username) . ' | ';
echo '';
echo '', $sum, '';
echo ' | ';
foreach ($problem_ids as $problem_id) {
if (!isset($scores[$problem_id])) {
echo '';
} else {
if ($scores[$problem_id]['score'] == 100) {
echo ' | ';
} else {
echo ' | ';
}
echo ''.$scores[$problem_id]['score'].'';
}
echo ' | ';
}
echo '
';
};
$from = "user_info a inner join groups_users b on (b.group_id = {$group['id']} and a.username = b.username)";
$col_names = array('a.username as username');
$cond = "1";
$tail = "order by a.username asc";
$config = [
'page_len' => 50,
'div_classes' => ['card', 'my-3', 'table-responsive', 'text-center'],
'table_classes' => ['table', 'uoj-table', 'mb-0'],
];
echoLongTable($col_names, $from, $cond, $tail, $header_row, $print_row, $config);
?>