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Jo Wood
Professor of Visual Analytics interested in design, geovisualization, visual storytelling and computational thinking.
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Ξ🎄Advent of Code 2020
Edited
Nov 11, 2022
Fork of Advent of Code: 2020 Day 16
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Ξ🎄Advent of Code 2020
Advent of Code: 2020 Day 1Advent of Code: 2020 Day 2Advent of Code: 2020 Day 3Advent of Code: 2020 Day 4Advent of Code: 2020 Day 5
Advent of Code: 2020 Day 6
Advent of Code: 2020 Day 7Advent of Code: 2020 Day 8Advent of Code: 2020 Day 9Advent of Code: 2020 Day 10Advent of Code: 2020 Day 11Advent of Code: 2020 Day 12Advent of Code: 2020 Day 13Advent of Code: 2020 Day 14Advent of Code: 2020 Day 15Advent of Code: 2020 Day 16Advent of Code: 2020 Day 17Advent of Code: 2020 Day 18Advent of Code: 2020 Day 19Advent of Code: 2020 Day 20Advent of Code: 2020 Day 21Advent of Code: 2020 Day 22Advent of Code: 2020 Day 23Advent of Code: 2020 Day 24Advent of Code: 2020 Day 25
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function parse(input) {
return input
.split('\n\n')
.map(str => str.split('\n'))
.map(strs => strs.map(str => new Set([...str])));
}
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function part1(input) {
return AOC.sum(parse(input).map(group => AOC.unions(group).size));
}
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function part2(input) {
return AOC.sum(parse(input).map(group => AOC.intersections(group).size));
}
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