27 lines
546 B
JavaScript
27 lines
546 B
JavaScript
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const fs = require('fs')
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const readline = require('readline');
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const readInterface = readline.createInterface({
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input: fs.createReadStream('input'),
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console: false
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});
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let numbers = [];
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readInterface.on('line', function(line) {
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numbers.push(Number(line));
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});
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readInterface.on('close', function(line) {
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numbers.forEach(function(a) {
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numbers.forEach(function(b) {
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numbers.forEach(function(c) {
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if (a + b + c == 2020) {
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console.log(a*b*c);
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process.exit();
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}
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});
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});
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});
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});
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