2018-10-10 18:03:03 -04:00
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---
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id: 5900f3ca1000cf542c50fedd
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2020-12-16 00:37:30 -07:00
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title: 问题94:几乎等边三角形
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2018-10-10 18:03:03 -04:00
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challengeType: 5
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videoUrl: ''
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2021-01-13 03:31:00 +01:00
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dashedName: problem-94-almost-equilateral-triangles
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2018-10-10 18:03:03 -04:00
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---
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2020-12-16 00:37:30 -07:00
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# --description--
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2018-10-10 18:03:03 -04:00
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2020-12-16 00:37:30 -07:00
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很容易证明,不存在具有整体长边和整体面积的等边三角形。然而,几乎等边三角形5-5-6的面积为12平方单位。我们将几乎等边三角形定义为三边形,其中两边相等,第三边相差不超过一个单位。求出所有几乎等边三角形的周长之和,其中边长和面积不超过十亿(1,000,000,000)。
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2018-10-10 18:03:03 -04:00
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2020-12-16 00:37:30 -07:00
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# --hints--
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2018-10-10 18:03:03 -04:00
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2020-12-16 00:37:30 -07:00
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`euler94()`应该返回518408346。
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2018-10-10 18:03:03 -04:00
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```js
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2020-12-16 00:37:30 -07:00
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assert.strictEqual(euler94(), 518408346);
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2018-10-10 18:03:03 -04:00
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```
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2021-01-13 03:31:00 +01:00
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# --seed--
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## --seed-contents--
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```js
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function almostEquilateralTriangles() {
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return true;
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}
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almostEquilateralTriangles();
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```
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2020-12-16 00:37:30 -07:00
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# --solutions--
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2020-08-13 17:24:35 +02:00
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2021-01-13 03:31:00 +01:00
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```js
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// solution required
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```
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