freeCodeCamp/curriculum/challenges/chinese/10-coding-interview-prep/project-euler/problem-224-almost-right-angled-triangles-ii.md

id, challengeType, videoUrl, title

id	challengeType	videoUrl	title
5900f44e1000cf542c50ff5f	5		问题224：几乎直角三角形II

Description

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。

有多少个几乎没有钝角的三角形，周长≤75,000,000？

Instructions

Tests

tests:
  - text: <code>euler224()</code>应返回4137330。
    testString: assert.strictEqual(euler224(), 4137330);

Challenge Seed

function euler224() {
  // Good luck!
  return true;
}

euler224();

Solution

// solution required

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