2018-10-10 22:03:03 +00:00
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---
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id: 5900f52c1000cf542c51003d
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challengeType: 5
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videoUrl: ''
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2020-10-01 15:54:21 +00:00
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title: 问题446:撤回B.
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2018-10-10 22:03:03 +00:00
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---
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## Description
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<section id="description">对于每个整数n> 1,函数族fn,a,b由fn,a,b(x)≡ax+ b mod n定义为a,b,x整数和0 <p>对于1≤n≤N,F(N)=ΣR(n4 + 4)。 F(1024)= 77532377300600。 </p><p>求F(107)(mod 1 000 000 007) </p></section>
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## Instructions
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2020-02-17 16:40:55 +00:00
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<section id="instructions">
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</section>
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2018-10-10 22:03:03 +00:00
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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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2020-02-17 16:40:55 +00:00
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- text: <code>euler446()</code>应该返回907803852。
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testString: assert.strictEqual(euler446(), 907803852);
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2018-10-10 22:03:03 +00:00
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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 euler446() {
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// Good luck!
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return true;
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}
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euler446();
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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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2020-08-13 15:24:35 +00:00
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/section>
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