fix minor latex issues

Signed-off-by: Amneesh Singh <natto@weirdnatto.in>

lab4/file.org

@@ -29,15 +29,12 @@ int main() {
 }
 #+end_src
 
-#+RESULTS:
-#+begin_src text
-444
-#+end_src
 #+LATEX: \clearpage
 
 * Write a program to demonstrate the use of friend function with Inline assignment.
 All friend functions are inline functions.
 
+#+ATTR_LATEX: :options frame=single,breaklines=true
 * Write a program to find the greatest of two given numbers in two different classes using friend function.
 #+begin_src cpp :tangle 12.cpp :results output :exports both :wrap src text
 #include <algorithm>
@@ -74,8 +71,3 @@ int main() {
   cout << bigger(a, b);
 }
 #+end_src
-
-#+RESULTS:
-#+begin_src text
-55
-#+end_src