diff --git a/lib/commands/submit.js b/lib/commands/submit.js
index 9deaaa82..123c121a 100644
--- a/lib/commands/submit.js
+++ b/lib/commands/submit.js
@@ -66,16 +66,20 @@ cmd.handler = function(argv) {
       if (result.ok) {
         session.updateStat('ac', 1);
         session.updateStat('ac.set', problem.fid);
-        if (result.runtime_percentile)
-          printLine(result, 'Your runtime beats %d %% of %s submissions',
-              result.runtime_percentile.toFixed(2), result.lang);
-        else
-          return log.warn('Failed to get runtime percentile.');
-        if (result.memory && result.memory_percentile)
-          printLine(result, 'Your memory usage beats %d %% of %s submissions (%s)',
-              result.memory_percentile.toFixed(2), result.lang, result.memory);
-        else
-          return log.warn('Failed to get memory percentile.');
+
+        (function () {
+          if (result.runtime_percentile)
+            printLine(result, 'Your runtime beats %d %% of %s submissions',
+                result.runtime_percentile.toFixed(2), result.lang);
+          else
+            return log.warn('Failed to get runtime percentile.');
+          if (result.memory && result.memory_percentile)
+            printLine(result, 'Your memory usage beats %d %% of %s submissions (%s)',
+                result.memory_percentile.toFixed(2), result.lang, result.memory);
+          else
+            return log.warn('Failed to get memory percentile.');
+        })();
+
         // core.getSubmission({id: result.id}, function(e, submission) {
         //   if (e || !submission || !submission.distributionChart)
         //     return log.warn('Failed to get submission beat ratio.');
diff --git a/lib/plugins/cache.js b/lib/plugins/cache.js
index 677c6c84..90abed93 100644
--- a/lib/plugins/cache.js
+++ b/lib/plugins/cache.js
@@ -28,9 +28,13 @@ plugin.getProblem = function(problem, cb) {
   const k = h.KEYS.problem(problem);
   const _problem = cache.get(k);
   if (_problem) {
-    log.debug('cache hit: ' + k + '.json');
-    _.extendOwn(problem, _problem);
-    return cb(null, problem);
+    // Only hit description with html tags (<pre> always exists for presenting testcase)
+    if (_problem.desc.includes("<pre>")) {
+      log.debug('cache hit: ' + k + '.json');
+      _.extendOwn(problem, _problem);
+      return cb(null, problem);
+    }
+    log.debug('cache discarded for being no longer valid: ' + k + '.json');
   }
 
   plugin.next.getProblem(problem, function(e, _problem) {
diff --git a/lib/plugins/leetcode.js b/lib/plugins/leetcode.js
index bba96e6a..2e2ede83 100644
--- a/lib/plugins/leetcode.js
+++ b/lib/plugins/leetcode.js
@@ -158,10 +158,11 @@ plugin.getProblem = function(problem, cb) {
     problem.totalAC = JSON.parse(q.stats).totalAccepted;
     problem.totalSubmit = JSON.parse(q.stats).totalSubmission;
 
-    let content = q.translatedContent ? q.translatedContent : q.content;
-    // Replace <sup/> with '^' as the power operator
-    content = content.replace(/<\/sup>/gm, '').replace(/<sup>/gm, '^');
-    problem.desc = he.decode(cheerio.load(content).root().text());
+    const content = q.translatedContent ? q.translatedContent : q.content;
+    // // Replace <sup/> with '^' as the power operator
+    // content = content.replace(/<\/sup>/gm, '').replace(/<sup>/gm, '^');
+    // problem.desc = he.decode(cheerio.load(content).root().text());
+    problem.desc = content;
 
     problem.templates = JSON.parse(q.codeDefinition);
     problem.testcase = q.sampleTestCase;