| Problem name | Difficulty | Languages | LeetCode |
|---|---|---|---|
| Find Customer Referee |  |
 |
link |
| Fix Names in a Table | |
|
link |
| Find Followers Count | |
|
link |
| Find Total Time Spent by Each Employee | |
|
link |
| Problem name | Difficulty | Languages | LeetCode |
|---|---|---|---|
| Find Customer Referee | |
|
link |
| Fix Names in a Table | |
|
link |
| Find Followers Count | |
|
link |
| Find Total Time Spent by Each Employee | |
|
link |