> ## Documentation Index
> Fetch the complete documentation index at: https://docs.hnuicpc.tech/llms.txt
> Use this file to discover all available pages before exploring further.

# Contest #4

> Level 0 — Contest #4 details and problems.

## Contest Information

| Detail       | Value                                                                  |
| ------------ | ---------------------------------------------------------------------- |
| **Date**     | Mar/07/2026 22:00                                                      |
| **Platform** | Codeforces Group                                                       |
| **Duration** | 3.5 Hours                                                              |
| **Link**     | [Join Contest](https://codeforces.com/group/OL5YI9AjCF/contest/676422) |

## Problems

| # | Problem             | Link                                                                      |
| - | ------------------- | ------------------------------------------------------------------------- |
| A | Concert Tickets     | [Solve](https://codeforces.com/group/OL5YI9AjCF/contest/676422/problem/A) |
| B | Movie Festival      | [Solve](https://codeforces.com/group/OL5YI9AjCF/contest/676422/problem/B) |
| C | Traffic Lights      | [Solve](https://codeforces.com/group/OL5YI9AjCF/contest/676422/problem/C) |
| D | Sum of Two Values   | [Solve](https://codeforces.com/group/OL5YI9AjCF/contest/676422/problem/D) |
| E | Towers              | [Solve](https://codeforces.com/group/OL5YI9AjCF/contest/676422/problem/E) |
| F | Tasks and Deadlines | [Solve](https://codeforces.com/group/OL5YI9AjCF/contest/676422/problem/F) |

<Card title="Contest Editorial" icon="book-open" href="/level-0/contest-editorials/contest-4" horizontal>
  Solutions and explanations for all contest problems.
</Card>