--- UOJ-System/web/app/controllers/problem_set.php	2023-03-19 21:20:30.679254485 +0800
+++ UOJ-Luogu-RemoteJudge/web/app/controllers/problem_set.php	2023-03-20 14:43:44.884987235 +0800
@@ -2,6 +2,7 @@
 	requirePHPLib('form');
 	requirePHPLib('judger');
 	requirePHPLib('data');
+	requirePHPLib('luogu');
 	
 	if (isSuperUser($myUser)) {
 		$new_problem_form = new UOJForm('new_problem');
@@ -15,8 +16,28 @@
 		$new_problem_form->submit_button_config['class_str'] = 'btn btn-primary';
 		$new_problem_form->submit_button_config['text'] = UOJLocale::get('problems::add new');
 		$new_problem_form->submit_button_config['smart_confirm'] = '';
-		
 		$new_problem_form->runAtServer();
+
+		$new_luogu_problem_form = new UOJForm('new_luogu_problem');
+		$new_luogu_problem_form->addVInput('luogu_pid', 'text', '洛谷题号', '', function($id) {
+			if (!validateLuoguProblemId($id)) {
+				return '题目 ID 不合法';
+			}
+
+			return '';
+		}, null);
+		$new_luogu_problem_form->handle = function() {
+			try {
+				newLuoguRemoteProblem($_POST['luogu_pid']);
+			} catch (Exception $e) {
+				becomeMsgPage('<h2>添加失败</h2><pre>' . $e->getMessage() . '</pre>');
+			}
+		};
+		// $new_luogu_problem_form->submit_button_config['align'] = 'right';
+		$new_luogu_problem_form->submit_button_config['class_str'] = 'btn btn-primary';
+		$new_luogu_problem_form->submit_button_config['text'] = UOJLocale::get('problems::add new');
+		$new_luogu_problem_form->submit_button_config['confirm'] = '新增来自洛谷的题目';
+		$new_luogu_problem_form->runAtServer();
 	}
 	
 	function echoProblem($problem) {
@@ -186,7 +207,16 @@
 	echo '</div>';
 	
 	if (isSuperUser($myUser)) {
+		echo '<div class="top-buffer-sm"></div>';
 		$new_problem_form->printHTML();
+
+		echo '<div class="top-buffer-sm"></div>';
+		echo 	'<div class="card" style="max-width: 300px">';
+		echo 		'<div class="card-body">';
+		$new_luogu_problem_form->printHTML();
+		echo 		'</div>';
+		echo 	'</div>';
+		echo '</div>';
 	}
 	
 	echo $pag->pagination();