56 lines
904 B
Markdown
56 lines
904 B
Markdown
---
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id: 5900f3e71000cf542c50fefa
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challengeType: 5
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videoUrl: ''
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title: 问题123：素数正方形余数
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---
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## Description
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<section id="description">令pn为第n个素数：2,3,5,7,11 ......，并且当r（pn-1）n +（pn + 1）n除以pn2时，令r为余数。例如，当n = 3时，p3 = 5，并且43 + 63 =280≡5mod 25.余数首先超过109的n的最小值是7037.求出余数首次超过的n的最小值1010。 </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>euler123()</code>应该返回21035。
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testString: assert.strictEqual(euler123(), 21035);
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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 euler123() {
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// Good luck!
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return true;
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}
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euler123();
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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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