# 2 - Expressions and loops

## Lesson Resources

### Presentations

* [Week 2 - Javascript I - Expressions and loops \[Google Slides\] - 2020 (english)](https://docs.google.com/presentation/d/1vcl_wPPb3ZCgSYduY_6zpUv23gjNF2f33RpomVligF4)
  * Created by Alexandra Yamaui \[MigraCode]
* [Week 2 - Javascript I - Expressions and loops \[Google Slides\] - 2020 (español)](https://docs.google.com/presentation/d/1D7kpvIg5ntF2WEl6jCDKcTKHkqImBIO0yQ_tHDG7lZA)
  * Created by Alexandra Yamaui \[MigraCode]
* [Week 2 - JS Core 1 \[Google Slides\] - 01/05/2020](https://drive.google.com/open?id=1rVqH5A01wNlb674u5qEf57Ppe_ldTk5Ni4IuVP8LOzY)
  * Created by Manchester Volunteers \[CodeYourFuture]

### Completed exercises

* [Week 2 - Javascript](https://github.com/hheiress/exercises-js1/tree/master/week-2) (InClass + Homework)
  * Created by Diana Dashkovska \[MigraCode]

## Homework Suggestion

{% hint style="info" %}
Remember copy the Homework to the [Trello ](https://trello.com/b/wl6LgDXD/homework-overview)at the end of the class
{% endhint %}

1. From the [Javascript Module 1 repository](https://github.com/Migracode-Barcelona/javascript-module-1) review and finish all exercises in the folder `week-2/InClass`
2. Go to [The Modern JavaScript Tutorial](https://javascript.info/) and widen your knowledge on [2.12 Loops: while and for](https://javascript.info/while-for)
3. Complete all of the exercises in the folder `week-2/Homework`
4. [Push](https://syllabus.migracode.org/git#commit-and-push-your-changes-to-github) the changes to your repository in Github

## Practice Day (Saturday) <a href="#practice-day-saturday" id="practice-day-saturday"></a>

1. Check together, solve doubts and fix the Homework exercises
2. Go to [CodeWars](https://codewars.com/) and solve as many katas as you can:
   1. [Reversed Strings](https://www.codewars.com/kata/reversed-strings/javascript)
   2. [Remove First and Last Character](https://www.codewars.com/kata/56bc28ad5bdaeb48760009b0)
   3. [Stats: Sum of positive](https://www.codewars.com/kata/5715eaedb436cf5606000381)
   4. [Find the smallest integer in the array](https://www.codewars.com/kata/find-the-smallest-integer-in-the-array/javascript)
   5. [Counting sheep…](https://www.codewars.com/kata/counting-sheep-dot-dot-dot/javascript)
   6. [Grasshopper - Summation](https://www.codewars.com/kata/grasshopper-summation/javascript)
   7. [Stats: Square(n) Sum](https://www.codewars.com/kata/515e271a311df0350d00000f)
   8. [Invert values](https://www.codewars.com/kata/invert-values/train/javascript)
   9. [A Needle in the Haystack](https://www.codewars.com/kata/56676e8fabd2d1ff3000000c/javascript)
   10. [Sum of positive](https://www.codewars.com/kata/sum-of-positive/train/javascript)
   11. [Sum without highest and lowest number](https://www.codewars.com/kata/sum-without-highest-and-lowest-number/train/javascript)
   12. [Count of positives / sum of negatives](https://www.codewars.com/kata/count-of-positives-slash-sum-of-negatives/train/javascript)
3. \[Optional] Complete the exercises in the folder `week-2/Extra`
4. [Push](https://syllabus.migracode.org/git#commit-and-push-your-changes-to-github) the changes to your repository in Github

## Feedback

{% hint style="info" %}
We can always improve thanks to your feedback, you can use this document to send your ideas or suggestions on every week. \
This [document ](https://docs.google.com/document/d/1AzqbpWri4cyeqqf8TVHIovfdRYWOdONsYU01LVvdPvI)will help us to improve Syllabus and this guide
{% endhint %}