Solving day 3 of Advent of Code 2020 in JavaScript

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Advent of Code is a website that releases a new programming puzzle every day between the 1st and the 25th of December.

0:00 Part 1 - One slope
6:17 Part 2 - Several slopes

Have fun!

  1. thibpat
  2. Programming
  3. Educational
  4. Software development
  5. Puzzle
  6. Advent of Code
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Комментарии
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I really love your channel man! You go straight to the problem and provide solutions in a clear and concise manner.

thtakapu
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Apologies for commenting on a really old video, but what's the purpose of the .filter(x=> x) on line 3?

DigitalDaco
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Awesome, thanks for doing these I'm learning a lot. Is there a github repo where I can look through your solutions? I like comparing them to mine to see where I can improve and having the code available outside of a video would be great, understandable if not!

matthewg
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can you explain the getPosition function? what does [x % this.map[0].length]; mean? Why do you have to do %?

Dmendoza
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I worked on this today as well. With the step 2 test input I also got 336 as the output, but then running the big input did not create the expected output and I’m like 🧐

Any suggestions are highly appreciated.

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