The avatar for @dryden
Chris Dryden
Public
Advent of Code 2022
Edited
Dec 22, 2022
Advent of Code 2022
Day 3: elf bags
Advent of Code D2 - catch up
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itemInCommon = input.split("\n")
.map(d=> {let arr = [...d]; return d3.map(d3.intersection(arr.splice(0, Math.floor(d.length/2)), arr),x=> ids.get(x)[0]);} )

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resultB = input.split("\n").map([0,1,2], d=>
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resulta = d3.sum(itemInCommon, d=> d[0])
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ids=d3.index(d3.range(26).map(i => [i+1,String.fromCharCode(97 + i)])
.concat(
d3.range(26).map(i => [i+27,String.fromCharCode(65 + i)])), d=> d[1])

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d3 = require("d3-array@^2.8.0")
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