--- UOJ-System/web/app/controllers/judge/submit.php	2022-12-30 09:54:05.452022649 +0800
+++ UOJ-Luogu-RemoteJudge/web/app/controllers/judge/submit.php	2023-03-19 21:47:57.347852462 +0800
@@ -85,7 +85,7 @@
 				if (validateUploadedFile('hack_input') && validateUploadedFile('std_output')) {
 					dataAddExtraTest(queryProblemBrief($problem_id), $_FILES["hack_input"]["tmp_name"], $_FILES["std_output"]["tmp_name"]);
 				} else {
-					error_log("hack successfully but received no data. id: ${_POST['id']}");
+					error_log("hack successfully but received no data. id: {$_POST['id']}");
 				}
 			}
 		}
@@ -115,12 +115,26 @@
 		}
 		die();
 	}
+
+    $problem_ban_list = array();
+
+    if ($_POST['judger_name'] == "luogu_remote_judger") {
+        $problem_ban_list = array_map(function ($x) { return $x['id']; }, DB::selectAll("select id from problems where type != 'luogu'"));
+    } else {
+        $problem_ban_list = array_map(function ($x) { return $x['id']; }, DB::selectAll("select id from problems where type != 'local'"));
+    }
+
+    $conds = " (true) ";
+
+    if (!empty($problem_ban_list)) {
+        $conds .= " and problem_id not in (" . implode(",", $problem_ban_list) . ") ";
+    }
 	
 	$submission = null;
 	$hack = null;
 	function querySubmissionToJudge($status, $set_q) {
-		global $submission;
-		$submission = DB::selectFirst("select id, problem_id, content from submissions where status = '$status' order by id limit 1");
+		global $submission, $conds;
+		$submission = DB::selectFirst("select id, problem_id, content from submissions where status = '$status' and $conds order by id limit 1");
 		if ($submission) {
 			DB::update("update submissions set $set_q where id = {$submission['id']} and status = '$status'");
 			if (DB::affected_rows() != 1) {
@@ -129,8 +143,8 @@
 		}
 	}
 	function queryCustomTestSubmissionToJudge() {
-		global $submission;
-		$submission = DB::selectFirst("select id, problem_id, content from custom_test_submissions where judge_time is null order by id limit 1");
+		global $submission, $conds;
+		$submission = DB::selectFirst("select id, problem_id, content from custom_test_submissions where judge_time is null and $conds order by id limit 1");
 		if ($submission) {
 			DB::update("update custom_test_submissions set judge_time = now(), status = 'Judging' where id = {$submission['id']} and judge_time is null");
 			if (DB::affected_rows() != 1) {
@@ -142,8 +156,8 @@
 		}
 	}
 	function queryHackToJudge() {
-		global $hack;
-		$hack = DB::selectFirst("select id, submission_id, input, input_type from hacks where judge_time is null order by id limit 1");
+		global $hack, $conds;
+		$hack = DB::selectFirst("select id, submission_id, input, input_type from hacks where judge_time is null and $conds order by id limit 1");
 		if ($hack) {
 			DB::update("update hacks set judge_time = now() where id = {$hack['id']} and judge_time is null");
 			if (DB::affected_rows() != 1) {