2018-10-10 22:03:03 +00:00
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---
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id: 5900f4d11000cf542c50ffe4
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2020-12-16 07:37:30 +00:00
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title: 问题357:Prime生成整数
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2018-10-10 22:03:03 +00:00
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challengeType: 5
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videoUrl: ''
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---
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2020-12-16 07:37:30 +00:00
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# --description--
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2018-10-10 22:03:03 +00:00
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2020-12-16 07:37:30 +00:00
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考虑30:1,2,3,5,6,10,15,30的除数。可以看出,对于每个除数d为30,d + 30 / d是素数。
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2018-10-10 22:03:03 +00:00
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2020-12-16 07:37:30 +00:00
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找出所有正整数n的总和不超过100 000 000,这样对于n的每个除数d,d + n / d是素数。
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2018-10-10 22:03:03 +00:00
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2020-12-16 07:37:30 +00:00
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# --hints--
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2018-10-10 22:03:03 +00:00
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2020-12-16 07:37:30 +00:00
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`euler357()`应该返回1739023853137。
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2018-10-10 22:03:03 +00:00
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```js
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2020-12-16 07:37:30 +00:00
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assert.strictEqual(euler357(), 1739023853137);
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2018-10-10 22:03:03 +00:00
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```
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2020-12-16 07:37:30 +00:00
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# --solutions--
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2020-08-13 15:24:35 +00:00
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