63 lines
822 B
Markdown
63 lines
822 B
Markdown
---
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id: 5900f51e1000cf542c510030
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challengeType: 5
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videoUrl: ''
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title: 问题432欧拉
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---
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## Description
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<section id="description">
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令S（n，m）= ∑φ（n×i）且1≤i≤m。 （φ是欧拉的上位函数）
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给出S（510510,106）= 45480596821125120。
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找出S（510510,1011）。
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输入答案的最后9位数字。
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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>euler432()</code>应该返回754862080。
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testString: assert.strictEqual(euler432(), 754862080);
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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 euler432() {
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// Good luck!
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return true;
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}
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euler432();
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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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