56 lines
789 B
Markdown
56 lines
789 B
Markdown
---
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id: 5900f46e1000cf542c50ff81
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challengeType: 5
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videoUrl: ''
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title: 问题258：滞后的斐波那契序列
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---
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## Description
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<section id="description">序列定义为： <p> gk = 1，对于0≤k≤1999gk = gk-2000 + gk-1999，对于k≥2000。对于k = 1018，找到gk mod 20092010。 </p></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>euler258()</code>应该返回12747994。
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testString: assert.strictEqual(euler258(), 12747994);
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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 euler258() {
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// Good luck!
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return true;
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}
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euler258();
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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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