60 lines
1004 B
Markdown
60 lines
1004 B
Markdown
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---
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id: 5
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localeTitle: 5900f4551000cf542c50ff68
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challengeType: 5
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title: 'Problem 233: Lattice points on a circle'
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---
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## Description
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<section id='description'>
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Sea f (N) el número de puntos con coordenadas enteras que se encuentran en un círculo que pasa por (0,0), (N, 0), (0, N) y (N, N).
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Se puede mostrar que f (10000) = 36.
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¿Cuál es la suma de todos los enteros positivos N ≤ 1011 de manera que f (N) = 420?
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</section>
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## Instructions
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<section id='instructions'>
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</section>
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## Tests
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<section id='tests'>
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```yml
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tests:
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- text: <code>euler233()</code> debe devolver 271204031455541300.
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testString: 'assert.strictEqual(euler233(), 271204031455541300, "<code>euler233()</code> should return 271204031455541300.");'
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```
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</section>
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## Challenge Seed
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<section id='challengeSeed'>
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<div id='js-seed'>
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```js
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function euler233() {
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// Good luck!
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return true;
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}
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euler233();
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```
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</div>
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</section>
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## Solution
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<section id='solution'>
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```js
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// solution required
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```
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</section>
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