CNRS Research Engineer at LIRMM, Montpellier, France.
Day 1: Sonar SweepDay 2: Dive!Day 3: Binary DiagnosticDay 4: Giant SquidDay 5: Hydrothermal VentureDay 6: LanternfishDay 7: The Treachery of WhalesDay 8: Seven Segment SearchDay 9: Smoke BasinDay 10: Syntax ScoringDay 11: Dumbo OctopusDay 12: Passage PathingDay 13: Transparent OrigamiDay 14: Extended PolymerizationDay 15: ChitonDay 16: Packet DecoderDay 17: Trick ShotDay 19: Beacon ScannerDay 20: Trench mapDay 21: Dirac dice
Day 18: Snailfish
addedInput.getMagnitude()
{
let maxMagnitude = 0
for (let idx1 = 0; idx1 < inputSnailNumbers.length; idx1++) {
for (let idx2 = 0; idx2 < inputSnailNumbers.length; idx2++) {
let nbr1 = new Tree(txtToObject(inputSnailNumbers[idx1].toString()))
let nbr2 = new Tree(txtToObject(inputSnailNumbers[idx2].toString()))
nbr1.add(nbr2)
let magnitude = nbr1.getMagnitude()
if (magnitude > maxMagnitude)
maxMagnitude = magnitude
}
}
return maxMagnitude
}
function txtToObject(txt) {
return JSON.parse(txt.replace(/\[/g, "{\"left\":")
.replace(/\]/g, "}")
.replace(/,/g, ", \"right\":"))
}
inputSnailNumbers = input.map( txt => new Tree(txtToObject(txt)))
test = processSnailNumber("[[[[8,7],[7,7]],[[8,6],[7,7]]],[[[0,7],[6,6]],[8,7]]]")
input = FileAttachment("18_input.txt").text().then( txt => txt.trim().split("\n"))
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