diff --git a/README.md b/README.md
index 2b126aff..af9d72d8 100644
--- a/README.md
+++ b/README.md
@@ -93,6 +93,7 @@ docker ps # 查看当前运行的容器状态
 | 2021-06-14 | 完善后台管理员权限控制，恢复CF的vjudge判题                   | Himit_ZH |
 | 2021-06-25 | 丰富前端操作，增加POJ的vjudge判题                            | Himit_ZH |
 | 2021-08-14 | 增加spj对使用testlib的支持                                   | Himit_ZH |
+| 2021-09-21 | 增加比赛打印功能、账号限制功能                               | Himit_ZH |
 
 ## 五、部分截图
 
diff --git a/sqlAndsetting/hoj-update.sql b/sqlAndsetting/hoj-update.sql
index 6b442c1e..a46794dd 100644
--- a/sqlAndsetting/hoj-update.sql
+++ b/sqlAndsetting/hoj-update.sql
@@ -17,9 +17,9 @@ IF NOT EXISTS (
 		information_schema.`COLUMNS`
 	WHERE
 		table_name = 'judge'
-	AND column_name = 'oi_rank_score'
+	AND column_name = 'oi_rank'
 ) THEN
-	ALTER TABLE judge ADD COLUMN oi_rank_score INT(11) NULL COMMENT '该题在OI排行榜的分数';
+	ALTER TABLE judge ADD COLUMN oi_rank INT(11) NULL COMMENT '该题在OI排行榜的分数';
 END
 IF ; END$$
  
@@ -59,3 +59,76 @@ CALL judge_Add_vjudge_submit_id ;
 
 DROP PROCEDURE judge_Add_vjudge_submit_id;
 
+
+/*
+* 2021.09.21 比赛增加打印、账号限制的功能，增大真实姓名长度
+*/
+
+DROP PROCEDURE
+IF EXISTS contest_Add_print_and_limit;
+DELIMITER $$
+ 
+CREATE PROCEDURE contest_Add_print_and_limit ()
+BEGIN
+ 
+IF NOT EXISTS (
+	SELECT
+		1
+	FROM
+		information_schema.`COLUMNS`
+	WHERE
+		table_name = 'contest'
+	AND column_name = 'open_print'
+) THEN
+	ALTER TABLE contest ADD COLUMN open_print tinyint(1) DEFAULT '0' COMMENT '是否打开打印功能';
+    ALTER TABLE contest ADD COLUMN open_account_limit tinyint(1) DEFAULT '0' COMMENT '是否开启账号限制';
+    ALTER TABLE contest ADD COLUMN account_limit_rule mediumtext COMMENT '账号限制规则';
+	ALTER TABLE `hoj`.`user_info` CHANGE `realname` `realname` VARCHAR(100) CHARSET utf8 COLLATE utf8_general_ci NULL  COMMENT '真实姓名';
+END
+IF ; END$$
+ 
+DELIMITER ; 
+CALL contest_Add_print_and_limit ;
+
+DROP PROCEDURE contest_Add_print_and_limit;
+
+
+
+DROP PROCEDURE
+IF EXISTS Add_contest_print;
+DELIMITER $$
+ 
+CREATE PROCEDURE Add_contest_print ()
+BEGIN
+ 
+IF NOT EXISTS (
+	SELECT
+		1
+	FROM
+		information_schema.`COLUMNS`
+	WHERE
+		table_name = 'contest_print'
+) THEN
+	CREATE TABLE `contest_print` (
+	  `id` bigint(20) unsigned NOT NULL AUTO_INCREMENT,
+	  `username` varchar(100) DEFAULT NULL,
+	  `realname` varchar(100) DEFAULT NULL,
+	  `cid` bigint(20) unsigned DEFAULT NULL,
+	  `content` longtext NOT NULL,
+	  `status` int(11) DEFAULT '0',
+	  `gmt_create` datetime DEFAULT CURRENT_TIMESTAMP,
+	  `gmt_modified` datetime DEFAULT CURRENT_TIMESTAMP,
+	  PRIMARY KEY (`id`),
+	  KEY `cid` (`cid`),
+	  KEY `username` (`username`),
+	  CONSTRAINT `contest_print_ibfk_1` FOREIGN KEY (`cid`) REFERENCES `contest` (`id`) ON DELETE CASCADE ON UPDATE CASCADE,
+	  CONSTRAINT `contest_print_ibfk_2` FOREIGN KEY (`username`) REFERENCES `user_info` (`username`) ON DELETE CASCADE ON UPDATE CASCADE
+	) ENGINE=InnoDB DEFAULT CHARSET=utf8;
+END
+IF ; END$$
+ 
+DELIMITER ; 
+CALL Add_contest_print ;
+
+DROP PROCEDURE Add_contest_print;
+
diff --git a/sqlAndsetting/hoj.sql b/sqlAndsetting/hoj.sql
index a172e06a..cc491105 100644
--- a/sqlAndsetting/hoj.sql
+++ b/sqlAndsetting/hoj.sql
@@ -144,6 +144,9 @@ CREATE TABLE `contest` (
   `seal_rank_time` datetime DEFAULT NULL COMMENT '封榜起始时间，一直到比赛结束，不刷新榜单',
   `status` int(11) DEFAULT NULL COMMENT '-1为未开始，0为进行中，1为已结束',
   `visible` tinyint(1) DEFAULT '1' COMMENT '是否可见',
+  `open_print` tinyint(1) DEFAULT '0' COMMENT '是否打开打印功能',
+  `open_account_limit` tinyint(1) DEFAULT '0' COMMENT '是否开启账号限制',
+  `account_limit_rule` mediumtext COMMENT '账号限制规则',
   `gmt_create` datetime DEFAULT CURRENT_TIMESTAMP,
   `gmt_modified` datetime DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
   PRIMARY KEY (`id`,`uid`),
@@ -188,6 +191,25 @@ CREATE TABLE `contest_explanation` (
 
 /*Table structure for table `contest_problem` */
 
+DROP TABLE IF EXISTS `contest_print`;
+
+CREATE TABLE `contest_print` (
+  `id` bigint(20) unsigned NOT NULL AUTO_INCREMENT,
+  `username` varchar(100) DEFAULT NULL,
+  `realname` varchar(100) DEFAULT NULL,
+  `cid` bigint(20) unsigned DEFAULT NULL,
+  `content` longtext NOT NULL,
+  `status` int(11) DEFAULT '0',
+  `gmt_create` datetime DEFAULT CURRENT_TIMESTAMP,
+  `gmt_modified` datetime DEFAULT CURRENT_TIMESTAMP,
+  PRIMARY KEY (`id`),
+  KEY `cid` (`cid`),
+  KEY `username` (`username`),
+  CONSTRAINT `contest_print_ibfk_1` FOREIGN KEY (`cid`) REFERENCES `contest` (`id`) ON DELETE CASCADE ON UPDATE CASCADE,
+  CONSTRAINT `contest_print_ibfk_2` FOREIGN KEY (`username`) REFERENCES `user_info` (`username`) ON DELETE CASCADE ON UPDATE CASCADE
+) ENGINE=InnoDB DEFAULT CHARSET=utf8;
+
+
 DROP TABLE IF EXISTS `contest_problem`;
 
 CREATE TABLE `contest_problem` (
@@ -689,7 +711,7 @@ CREATE TABLE `user_info` (
   `school` varchar(100) DEFAULT NULL COMMENT '学校',
   `course` varchar(100) DEFAULT NULL COMMENT '专业',
   `number` varchar(20) DEFAULT NULL COMMENT '学号',
-  `realname` varchar(10) DEFAULT NULL COMMENT '真实姓名',
+  `realname` varchar(100) DEFAULT NULL COMMENT '真实姓名',
   `github` varchar(255) DEFAULT NULL COMMENT 'github地址',
   `blog` varchar(255) DEFAULT NULL COMMENT '博客地址',
   `cf_username` varchar(255) DEFAULT NULL COMMENT 'cf的username',