Fixed quiz readme.md.

Author: anthonyclyan

Section05-Structure_of_a_CPP_Program/section5_quiz/readme.md

@@ -22,10 +22,12 @@
     - [ ] `#include <iostream>` statement
 7. What will the following code display? 
 
-```c++
-cout << "Larry"; cout << "Moe"; cout << "Curly";
-```
-`LarryMoeCurly`
+    ```c++
+    cout << "Larry"; cout << "Moe"; cout << "Curly";
+
+    LarryMoeCurly
+    ```
+
 8. The C++ main function must return _____ when the program terminates successfully.
     - [x] 0
     - [ ] "Success"

Section05-Structure_of_a_CPP_Program/section5_source_code/BasicIO/main.cpp

@@ -7,8 +7,8 @@ using namespace std;
 
 int main() {
 
-    // cout << "Hello world!" << endl;
-    cout << "Hello world!";
+    cout << "Hello world!" << endl;
+    // cout << "Hello world!";
 
 //    cout << "Hello";
 //    cout << "World" << endl;