From 05c5fa057dcd885191cb504db72cff10fef80ee5 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E5=91=A8=E5=9C=A3=E6=9D=B0?=
 <32413588+dblark@users.noreply.github.com>
Date: Wed, 3 Apr 2019 06:59:15 +0800
Subject: [PATCH] Fix have_additional_file always true

---
 modules/problem.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/modules/problem.js b/modules/problem.js
index bc5d60b..d93cec2 100644
--- a/modules/problem.js
+++ b/modules/problem.js
@@ -257,7 +257,7 @@ app.get('/problem/:id/export', async (req, res) => {
       limit_and_hint: problem.limit_and_hint,
       time_limit: problem.time_limit,
       memory_limit: problem.memory_limit,
-      have_additional_file: problem.additional_file_id !== null,
+      have_additional_file: problem.additional_file_id != null,
       file_io: problem.file_io,
       file_io_input_name: problem.file_io_input_name,
       file_io_output_name: problem.file_io_output_name,