Track your problem-solving progress with this table.
| # | Problem Name | URL | Difficulty | Status | Date Solved | Revision 1 | Code 1 | Revision 2 | Code 2 | Revision 3 | Code 3 | Patterns Used | Time Complexity | Space Complexity | Notes | Excalidraw File | Tricks |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Example Problem | Link | Medium | Solved | 2025-03-27 | ✅ | Code | ❌ | Code | ❌ | Code | Two Pointers, Sliding Window | O(n) | O(1) | Edge case: empty input | Diagram | Use prefix sum to optimize |
| 2 |
- ✅ = Completed
- ❌ = Not yet attempted
- 🔄 = Needs reattempt
# Initial Solution
def example_problem(arr):
return sum(arr)