23 lines
402 B
JavaScript
23 lines
402 B
JavaScript
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const { Glib } = require('../../lib');
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const fuelFor = (mass) => mass / 3n - 2n;
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function* tyrant(mass) {
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while ((mass = fuelFor(mass)) > 0n) {
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yield mass;
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}
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}
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module.exports = {
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'1': (input) =>
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Glib.fromLines(input)
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.toInts()
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.map((i) => fuelFor(i))
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.sum(),
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2: (input) =>
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Glib.fromLines(input)
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.toInts()
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.flatMap((i) => tyrant(i))
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.sum(),
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};
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