diff --git a/docs/notes/03-hunting_job/02-interview/01-02-01-memory.md b/docs/notes/03-hunting_job/02-interview/01-02-01-memory.md
index 2ca370b8f..9df6cce97 100644
--- a/docs/notes/03-hunting_job/02-interview/01-02-01-memory.md
+++ b/docs/notes/03-hunting_job/02-interview/01-02-01-memory.md
@@ -368,7 +368,7 @@ int main(){
 空类的实例大小就是类的大小，所以sizeof(a)=1字节,如果a是指针，则sizeof(a)就是指针的大小，即4字节。
 
 ```cpp
-class A { virtual Fun(){} };
+class A { virtual void Fun(){} };
 int main(){
   cout<<sizeof(A)<<endl;// 输出 4(32位机器)/8(64位机器);
   A a; 
diff --git a/docs/notes/03-hunting_job/02-interview/01-04-01-STL.md b/docs/notes/03-hunting_job/02-interview/01-04-01-STL.md
index ef24b2378..e949548c5 100644
--- a/docs/notes/03-hunting_job/02-interview/01-04-01-STL.md
+++ b/docs/notes/03-hunting_job/02-interview/01-04-01-STL.md
@@ -159,7 +159,7 @@ const int& a = 10;
 
 举个例子：
 
-```C++
+```cpp
 #include <bits/stdc++.h>
 using namespace std;