fix.

src/oj/problem/components/editor.vue

@@ -32,7 +32,9 @@ onBeforeUnmount(() => {
   monaco.editor.getModels().forEach((model) => model.dispose())
 })
 
-watchEffect(() => {
+watch(
+  () => code.language,
+  () => {
     if (monaco && monaco.editor) {
       monaco.editor.setModelLanguage(
         monaco.editor.getModels()[0],
@@ -40,7 +42,8 @@ watchEffect(() => {
       )
       reset()
     }
-})
+  }
+)
 
 function reset() {
   code.value = props.problem.template[code.language] || SOURCES[code.language]

src/oj/problem/components/testcase-panel.vue

@@ -9,7 +9,7 @@ const code = inject<Code>("code")
 <template>
   <el-tab-pane label="测试用例" name="testcase">
     <div class="panel">
-      <el-table height="320"></el-table>
+      <el-table height="320"> el- </el-table>
     </div>
   </el-tab-pane>
 </template>