upd

org/study_deck_02/dsa/greedy/0678-valid-parenthesis-string.org

@@ -49,13 +49,13 @@ Output: true
 Write your approach here.
 
 ** TODO Python
-#+begin_src python
+#+begin_src python :lc-problem 678 :lc-lang python3
 class Solution:
     def checkValidString(self, s: str) -> bool:
 #+end_src
 
 ** TODO C++
-#+begin_src cpp
+#+begin_src cpp :lc-problem 678
 class Solution {
 public:
     bool checkValidString(string s) {