27 lines
592 B
JavaScript
27 lines
592 B
JavaScript
(() => {
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"use strict";
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// --------------- SIERPINSKI TRIANGLE ---------------
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// sierpinski :: Int -> String
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const sierpinski = n =>
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Array.from({
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length: n
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})
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.reduce(
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(xs, _, i) => {
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const s = " ".repeat(2 ** i);
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return [
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...xs.map(x => s + x + s),
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...xs.map(x => `${x} ${x}`)
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];
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},
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["*"]
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)
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.join("\n");
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// ---------------------- TEST -----------------------
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return sierpinski(4);
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})();
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