2018-10-10 22:03:03 +00:00
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---
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id: 5900f3c11000cf542c50fed4
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2020-12-16 07:37:30 +00:00
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title: 问题85:计算矩形
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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-85-counting-rectangles
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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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通过仔细计数可以看出,3×2的矩形网格包含十八个矩形:
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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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虽然不存在包含正好两百万个矩形的矩形网格,但是找到最近解的网格区域。
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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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`euler85()`应该返回2772。
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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(euler85(), 2772);
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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 countingRectangles() {
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return true;
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}
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countingRectangles();
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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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