freeCodeCamp/guide/english/miscellaneous/freecodecamp-algorithm-chal.../index.md

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title: Freecodecamp Algorithm Challenge Template Guide
---
> This is the template that you should follow when writing new algorithm solutions or adding content, always make sure the latest version of this template is implemented on your <a>pull request</a>
# Algorithm <a href='https://forum.freecodecamp.com/images/emoji/emoji_one/triangular_flag_on_post.png?v=3 ":triangular_flag_on_post:"' target='_blank' rel='nofollow'>add name here]
![:triangular_flag_on_post:</a> Remember to use <a>**`Read-Search-Ask`**</a> if you get stuck. Try to pair program ![:busts_in_silhouette:](https://forum.freecodecamp.com/images/emoji/emoji_one/busts_in_silhouette.png?v=3 ":busts_in_silhouette:") and write your own code ![:pencil:](https://forum.freecodecamp.com/images/emoji/emoji_one/pencil.png?v=3 ":pencil:")
### ![:checkered_flag:](https://forum.freecodecamp.com/images/emoji/emoji_one/checkered_flag.png?v=3 ":checkered_flag:") Problem Explanation:
Explain what is asked, in an easy to understand and detailed way.
#### Relevant Links
* <a href='http://example.com' target='_blank' rel='nofollow'>Link Title 1</a>
* <a href='http://example.com' target='_blank' rel='nofollow'>Link Title 2</a>
* <a href='http://example.com' target='_blank' rel='nofollow'>Link Title 3</a>
## ![:speech_balloon:](https://forum.freecodecamp.com/images/emoji/emoji_one/speech_balloon.png?v=3 ":speech_balloon:") Hint: 1
Add hint 1 here.
> _try to solve the problem now_
## ![:speech_balloon:](https://forum.freecodecamp.com/images/emoji/emoji_one/speech_balloon.png?v=3 ":speech_balloon:") Hint: 2
Add hint 2 here.
> _try to solve the problem now_
## ![:speech_balloon:](https://forum.freecodecamp.com/images/emoji/emoji_one/speech_balloon.png?v=3 ":speech_balloon:") Hint: 3
Add hint 3 here.
> _try to solve the problem now_
## Spoiler Alert!
![warning sign](//discourse-user-assets.s3.amazonaws.com/original/2X/2/2d6c412a50797771301e7ceabd554cef4edcd74d.gif)
**Solution ahead!**
## ![:beginner:](https://forum.freecodecamp.com/images/emoji/emoji_one/beginner.png?v=3 ":beginner:") Basic Code Solution:
// write solution code here
![:rocket:](https://forum.freecodecamp.com/images/emoji/emoji_one/rocket.png?v=3 ":rocket:") <a href='https://repl.it/URL-HERE' target='_blank' rel='nofollow'>Run Code</a>
### Code Explanation:
Explain solution here and add any relevant links
#### Relevant Links
* <a href='http://example.com' target='_blank' rel='nofollow'>Link Title 1</a>
* <a href='http://example.com' target='_blank' rel='nofollow'>Link Title 2</a>
* <a href='http://example.com' target='_blank' rel='nofollow'>Link Title 3</a>
## ![:sunflower:](https://forum.freecodecamp.com/images/emoji/emoji_one/sunflower.png?v=3 ":sunflower:") Intermediate Code Solution:
// write solution code here
![:rocket:](https://forum.freecodecamp.com/images/emoji/emoji_one/rocket.png?v=3 ":rocket:") <a href='https://repl.it/URL-HERE' target='_blank' rel='nofollow'>Run Code</a>
### Code Explanation:
Explain solution here and add any relevant links
#### Relevant Links
* <a href='http://example.com' target='_blank' rel='nofollow'>Link Title 1</a>
* <a href='http://example.com' target='_blank' rel='nofollow'>Link Title 2</a>
* <a href='http://example.com' target='_blank' rel='nofollow'>Link Title 3</a>
## ![:rotating_light:](https://forum.freecodecamp.com/images/emoji/emoji_one/rotating_light.png?v=3 ":rotating_light:") Advanced Code Solution:
// write solution code here
![:rocket:](https://forum.freecodecamp.com/images/emoji/emoji_one/rocket.png?v=3 ":rocket:") <a href='https://repl.it/URL-HERE' target='_blank' rel='nofollow'>Run Code</a>
### Code Explanation:
Explain solution here and add any relevant links
#### Relevant Links
* <a href='http://example.com' target='_blank' rel='nofollow'>Link Title 1</a>
* <a href='http://example.com' target='_blank' rel='nofollow'>Link Title 2</a>
* <a href='http://example.com' target='_blank' rel='nofollow'>Link Title 3</a>
## ![:clipboard:](https://forum.freecodecamp.com/images/emoji/emoji_one/clipboard.png?v=3 ":clipboard:") NOTES FOR CONTRIBUTIONS:
* ![:warning:](https://forum.freecodecamp.com/images/emoji/emoji_one/warning.png?v=3 ":warning:") **DO NOT** add solutions that are similar to any existing solutions. If you think it is **_similar but better_**, then try to merge (or replace) the existing similar solution.
* Add an explanation of your solution.
* Categorize the solution in one of the following categories — **Basic**, **Intermediate** and **Advanced**. ![:traffic_light:](https://forum.freecodecamp.com/images/emoji/emoji_one/traffic_light.png?v=3 ":traffic_light:")
* Please add your username only if you have added any **relevant main contents**. (![:warning:](https://forum.freecodecamp.com/images/emoji/emoji_one/warning.png?v=3 ":warning:") **_DO NOT_** _remove any existing usernames_)
> See ![:point_right:](https://forum.freecodecamp.com/images/emoji/emoji_one/point_right.png?v=3 ":point_right:") <a>**`Wiki Challenge Solution Template`**</a> for reference.