2018-10-10 22:03:03 +00:00
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---
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id: 5900f44e1000cf542c50ff5f
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2020-12-16 07:37:30 +00:00
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title: 问题224:几乎直角三角形II
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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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2021-01-13 02:31:00 +00:00
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dashedName: problem-224-almost-right-angled-triangles-ii
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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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# --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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如果边满足a2 + b2 = c2 - 1,让我们称一个边长为a≤b≤c的整数边三角形,几乎不会钝。
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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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有多少个几乎没有钝角的三角形,周长≤75,000,000?
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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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`euler224()`应返回4137330。
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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(euler224(), 4137330);
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2018-10-10 22:03:03 +00:00
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```
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2021-01-13 02:31:00 +00:00
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# --seed--
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## --seed-contents--
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```js
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function euler224() {
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return true;
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}
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euler224();
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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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2021-01-13 02:31:00 +00:00
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```js
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// solution required
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```
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