6 lines
189 B
JavaScript
6 lines
189 B
JavaScript
const symmetricDifference = (a, b) => {
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const sA = new Set(a),
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sB = new Set(b);
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return [...a.filter(x => !sB.has(x)), ...b.filter(x => !sA.has(x))];
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};
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module.exports = symmetricDifference; |