2018-10-10 18:03:03 -04:00
|
|
|
|
---
|
|
|
|
|
|
id: 5900f3f91000cf542c50ff0b
|
|
|
|
|
|
challengeType: 5
|
|
|
|
|
|
title: 'Problem 141: Investigating progressive numbers, n, which are also square'
|
|
|
|
|
|
videoUrl: ''
|
|
|
|
|
|
localeTitle: 问题141：调查渐进数n，它们也是正方形
|
|
|
|
|
|
---
|
|
|
|
|
|
|
|
|
|
|
|
## Description
|
|
|
|
|
|
<section id="description">正整数n除以d，商和余数分别为q和r。另外，d，q和r是几何序列中的连续正整数项，但不一定是该顺序。例如，58除以6具有商9和余数4.还可以看出，4,6,9是几何序列中的连续项（公共比率3/2）。我们将这样的数字称为n，进步。一些渐进的数字，例如9和10404 = 1022，恰好也是完美的正方形。所有渐进完美正方形的总和低于十万是124657.找到所有渐进完美正方形的总和低于一万亿（1012）。 </section>
|
|
|
|
|
|
|
|
|
|
|
|
## Instructions
|
|
|
|
|
|
<section id="instructions">
|
|
|
|
|
|
</section>
|
|
|
|
|
|
|
|
|
|
|
|
## Tests
|
|
|
|
|
|
<section id='tests'>
|
|
|
|
|
|
|
|
|
|
|
|
```yml
|
|
|
|
|
|
tests:
|
|
|
|
|
|
- text: <code>euler141()</code>应该返回878454337159。
|
2020-02-18 01:40:55 +09:00
|
|
|
|
testString: assert.strictEqual(euler141(), 878454337159);
|
2018-10-10 18:03:03 -04:00
|
|
|
|
|
|
|
|
|
|
```
|
|
|
|
|
|
|
|
|
|
|
|
</section>
|
|
|
|
|
|
|
|
|
|
|
|
## Challenge Seed
|
|
|
|
|
|
<section id='challengeSeed'>
|
|
|
|
|
|
|
|
|
|
|
|
<div id='js-seed'>
|
|
|
|
|
|
|
|
|
|
|
|
```js
|
|
|
|
|
|
function euler141() {
|
|
|
|
|
|
// Good luck!
|
|
|
|
|
|
return true;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
euler141();
|
|
|
|
|
|
|
|
|
|
|
|
```
|
|
|
|
|
|
|
|
|
|
|
|
</div>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
</section>
|
|
|
|
|
|
|
|
|
|
|
|
## Solution
|
|
|
|
|
|
<section id='solution'>
|
|
|
|
|
|
|
|
|
|
|
|
```js
|
|
|
|
|
|
// solution required
|
|
|
|
|
|
```
|
|
|
|
|
|
</section>
|
