> ## 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.

# Sheet 4: Functions, Structs and Time Complexity

> Problem sheet for Session 4 — Functions, Structs and Time Complexity.

## Problems

| # | Problem                   | Link                                                                     |
| - | ------------------------- | ------------------------------------------------------------------------ |
| A | Add                       | [Link](https://codeforces.com/group/OL5YI9AjCF/contest/670673/problem/A) |
| B | Print                     | [Link](https://codeforces.com/group/OL5YI9AjCF/contest/670673/problem/B) |
| C | Wonderful Number          | [Link](https://codeforces.com/group/OL5YI9AjCF/contest/670673/problem/C) |
| D | Prime Function            | [Link](https://codeforces.com/group/OL5YI9AjCF/contest/670673/problem/D) |
| E | Swap                      | [Link](https://codeforces.com/group/OL5YI9AjCF/contest/670673/problem/E) |
| F | Swapping With Matrix      | [Link](https://codeforces.com/group/OL5YI9AjCF/contest/670673/problem/F) |
| G | Average                   | [Link](https://codeforces.com/group/OL5YI9AjCF/contest/670673/problem/G) |
| H | Juicer                    | [Link](https://codeforces.com/group/OL5YI9AjCF/contest/670673/problem/H) |
| I | Shaass and Oskols         | [Link](https://codeforces.com/group/OL5YI9AjCF/contest/670673/problem/I) |
| J | Vlad and the Best of Five | [Link](https://codeforces.com/group/OL5YI9AjCF/contest/670673/problem/J) |
| K | Swap                      | [Link](https://codeforces.com/group/OL5YI9AjCF/contest/670673/problem/K) |
| L | Is it rated - 2           | [Link](https://codeforces.com/group/OL5YI9AjCF/contest/670673/problem/L) |
| M | N Times                   | [Link](https://codeforces.com/group/OL5YI9AjCF/contest/670673/problem/M) |
| N | Five in One               | [Link](https://codeforces.com/group/OL5YI9AjCF/contest/670673/problem/N) |
| O | Wonderful Number          | [Link](https://codeforces.com/group/OL5YI9AjCF/contest/670673/problem/O) |
| P | Medium Number             | [Link](https://codeforces.com/group/OL5YI9AjCF/contest/670673/problem/P) |
| Q | Matrix Rotation           | [Link](https://codeforces.com/group/OL5YI9AjCF/contest/670673/problem/Q) |
| R | Distinct Numbers          | [Link](https://codeforces.com/group/OL5YI9AjCF/contest/670673/problem/R) |
| S | Night at the Museum       | [Link](https://codeforces.com/group/OL5YI9AjCF/contest/670673/problem/S) |
| T | Increasing                | [Link](https://codeforces.com/group/OL5YI9AjCF/contest/670673/problem/T) |
| U | Replacing Elements        | [Link](https://codeforces.com/group/OL5YI9AjCF/contest/670673/problem/U) |
| V | Puzzles                   | [Link](https://codeforces.com/group/OL5YI9AjCF/contest/670673/problem/V) |
| W | Chores                    | [Link](https://codeforces.com/group/OL5YI9AjCF/contest/670673/problem/W) |
| X | Insert Digit              | [Link](https://codeforces.com/group/OL5YI9AjCF/contest/670673/problem/X) |
| Y | Easy Problem              | [Link](https://codeforces.com/group/OL5YI9AjCF/contest/670673/problem/Y) |
| Z | Same Differences          | [Link](https://codeforces.com/group/OL5YI9AjCF/contest/670673/problem/Z) |

<Card title="Session Tutorial" icon="graduation-cap" href="/level-0/sessions/functions-structs-time-complexity" horizontal>
  Learn the concepts needed to solve these problems.
</Card>

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