2020 day 4

This commit is contained in:
tristan 2020-12-04 18:46:17 +00:00
parent 77b47a86e5
commit 70f1c47d12
5 changed files with 1208 additions and 1 deletions

3
.gitignore vendored
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@ -1,4 +1,5 @@
build build
frames frames
.DS_Store .DS_Store
.vscode .vscode
.replit

1146
2020/04/input.txt Normal file

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2020/04/part1.js Normal file
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const fs = require('fs');
const data = fs.readFileSync('input.txt', 'utf-8');
const passports = data.split('\n\n').map(p=>p.split(/[\n\s]/g).map(e=>e.split(":")));
// requried fields
const req = ['ecl', 'eyr', 'hcl', 'byr', 'iyr', 'pid', 'hgt'];
let validamt = 0
passports.forEach(passport=>{
for(let i = 0; i < req.length; i++){
if(!passport.find(entry => entry[0] == req[i])){
return
}
}
validamt++
});
console.log(validamt)

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2020/04/part2.js Normal file
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const fs = require('fs');
const data = fs.readFileSync('input.txt', 'utf-8');
const passports = data.split('\n\n').map(p=>p.split(/[\n\s]/g).map(e=>e.split(":")));
// requried fields
const req = [
["byr", (v => !(v.length != 4 || v<1920 || v>2002))],
["iyr", (v => !(v.length != 4 || v<2010 || v>2020))],
["eyr", (v => !(v.length != 4 || v<2020 || v>2030))],
["hgt", (v => {
n = parseInt(v)
if (v.endsWith('cm')){
if (n<150 || n>193) {return false}
} else if ( v.endsWith('in')) {
if (n<59 || n>76) {return false}
} else {
return false
}
return true
})],
["hcl", (v => !!v.match(/^#[0-9a-f]{6}/))],
["ecl", (v => !!['amb','blu','brn','gry','grn','hzl','oth'].find(e => e==v))],
["pid", (v => !!v.match(/^[0-9]{9}$/))]
];
let validamt = 0
passports.forEach(passport=>{
for(let i = 0; i < req.length; i++){
result = passport.find(entry => entry[0] == req[i][0])
if(!result) {
return
}
if(!req[i][1](result[1])){
return
}
}
validamt++
});
console.log(validamt)

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@ -44,6 +44,7 @@ if (advent) {
1. [:star: :star:](https://adventofcode.com/2020/day/1 "see puzzle") 1. [:star: :star:](https://adventofcode.com/2020/day/1 "see puzzle")
2. [:star: :star:](https://adventofcode.com/2020/day/2 "see puzzle") 2. [:star: :star:](https://adventofcode.com/2020/day/2 "see puzzle")
3. [:star: :star:](https://adventofcode.com/2020/day/3 "see puzzle") 3. [:star: :star:](https://adventofcode.com/2020/day/3 "see puzzle")
4. [:star: :star:](https://adventofcode.com/2020/day/4 "see puzzle")
## Languages Used ## Languages Used
* Python * Python