增加vjudge的等待账号调度超时时间为240s

docs/docs/use/import-problem.md

@@ -44,18 +44,18 @@
 
 ```json
 {
-    // 题目支持的语言如下，可增加与减少
+    // 题目支持的语言如下，可多可少
     "languages": ["C", "C++", "Java", "Python3", "Python2",  "Golang", "C#"], 
     "samples": [
         {
-            "output": "1.in", 
-            "input": "1.out",
-            //"score": 10  // 如果是io题目需要给测试点加得分
+            "input": "1.in", 
+            "output": "1.out",
+            //"score": 10  // 如果是oi题目需要给测试点加得分
         },
         {
-            "output": "2.in", 
-            "input": "2.out",
-            //"score": 10  // 如果是io题目需要给测试点加得分
+            "input": "2.in", 
+            "output": "2.out",
+            //"score": 10  // 如果是oi题目需要给测试点加得分
         }
     ], 
     "tags": ["测试题","测试"], // 题目标签，一般不超过三个 
@@ -127,5 +127,5 @@
 
 **注意：**
 
-- HDU的题号一般是 1000以上的数字
+- HDU和POJ的题号一般是 1000以上的数字
 - Codeforces的题号是1000A、1000B、这种数字加大写英文字母的格式

hoj-springboot/DataBackup/src/main/java/top/hcode/hoj/judge/Dispatcher.java

@@ -63,7 +63,7 @@ public class Dispatcher {
 
 
     public void toJudge(String path, ToJudge data, Long submitId, Boolean isRemote) {
-        // 尝试30s
+        // 尝试600s
         ScheduledExecutorService scheduler = Executors.newScheduledThreadPool(1);
         AtomicInteger count = new AtomicInteger(0);
         Runnable getResultTask = new Runnable() {

hoj-springboot/DataBackup/src/main/java/top/hcode/hoj/judge/remote/RemoteJudgeDispatcher.java

@@ -46,7 +46,7 @@ public class RemoteJudgeDispatcher {
                 remoteJudgeReceiver.processWaitingTask();
             }
         } catch (Exception e) {
-            log.error("调用redis将判题纳入判题等待队列异常,此次判题任务判为系统错误--------------->{}", e.getMessage());
+            log.error("调用redis将判题纳入判题等待队列异常,此次判题任务判为系统错误--------------->{}", e);
             judgeService.failToUseRedisPublishJudge(judge.getSubmitId(), judge.getPid(), isContest);
         }
     }

hoj-springboot/DataBackup/src/main/java/top/hcode/hoj/judge/remote/RemoteJudgeReceiver.java

@@ -167,15 +167,16 @@ public class RemoteJudgeReceiver {
                         tryAgainNum + 1, false);
             }
         } else {
-            if (tryAgainNum >= 30) {
+            if (tryAgainNum >= 120) {
                 // 获取调用多次失败可能为系统忙碌，判为提交失败
                 judge.setStatus(Constants.Judge.STATUS_SUBMITTED_FAILED.getStatus());
-                judge.setErrorMessage("Failed to connect the judgeServer. Please resubmit this submission again!");
+                judge.setErrorMessage("Submission failed! Please resubmit this submission again!" +
+                        "Cause: Waiting for account scheduling timeout");
                 judgeService.updateById(judge);
             } else {
 
                 try {
-                    TimeUnit.SECONDS.sleep(1);
+                    TimeUnit.SECONDS.sleep(2);
                 } catch (InterruptedException e) {
                     e.printStackTrace();
                 }