| Order | Question | Difficulty | Votes |
|---|---|---|---|
| 1 | Design a Linked List | Easy | |
| 2 | Delete all occurrences of value in Linked List | Easy | |
| 3 | Swapping Nodes in a Linked List | Medium | |
| 4 | Add Two Numbers | Medium | |
| 5 | Reverse Linked List II | Medium | |
| 6 | Odd-Even linked List | Medium | |
| 7 | Merge K Sorted Lists | Hard | |
| 8 | Reverse Nodes in K Group | Hard |
| Order | Question | Difficulty | Votes |
|---|---|---|---|
| 1 | Doubly Linked List | Easy | |
| 2 | Flatten a Multilevel Doubly Linked List | Medium |
| Order | Question | Difficulty | Votes |
|---|---|---|---|
| 1 | Middle of Linked List | Easy | |
| 2 | Linked List Cycle | Easy | |
| 3 | Palindrome Linked List | Easy | |
| 4 | Remove Nth Node from End of List | Medium | |
| 5 | Reorder List | Medium | |
| 6 | Linked List Cycle II | Medium |
| Order | Question | Difficulty | Votes |
|---|---|---|---|
| 1 | Merge Two Sorted Lists | Easy | |
| 2 | Remove Duplicates from Sorted List II | Medium |