mirror of
https://github.com/renbaoshuo/S2OJ.git
synced 2024-12-27 01:31:52 +00:00
44 lines
950 B
PHP
44 lines
950 B
PHP
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<?php
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return function ($type) {
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if ($type == 'up') {
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DB::init();
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$problems = DB::selectAll("select * from problems");
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foreach ($problems as $info) {
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$problem = new UOJProblem($info);
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$difficulty = -1;
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$extra_config = $problem->getExtraConfig();
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if (isset($extra_config['difficulty'])) {
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$old_difficulty = (float)$extra_config['difficulty'];
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$difficulty = (int)(3.0 * $old_difficulty + 5) * 100;
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$difficulty = (function ($search, $arr) {
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$closest = null;
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foreach ($arr as $item) {
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if ($closest === null || abs($search - $closest) > abs($item - $search)) {
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$closest = $item;
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}
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}
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return $closest;
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})($difficulty, UOJProblem::$difficulty);
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}
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DB::update([
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"update problems",
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"set", [
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"difficulty" => $difficulty,
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],
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"where", [
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"id" => $problem->info['id'],
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]
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]);
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echo "Problem: {$problem->info['id']} ({$difficulty})\n";
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}
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}
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};
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