56 lines
1.2 KiB
Markdown
56 lines
1.2 KiB
Markdown
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---
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id: 5900f4571000cf542c50ff6a
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challengeType: 5
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title: 'Problem 235: An Arithmetic Geometric sequence'
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videoUrl: ''
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localeTitle: 'Задача 235: Арифметическая геометрическая последовательность'
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---
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## Description
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<section id="description"> Дана арифметико-геометрическая последовательность u (k) = (900-3k) rk-1. Пусть s (n) = Σk = 1 ... nu (k). <p> Найдите значение r, для которого s (5000) = -600 000 000 000. </p><p> Дайте ваш ответ округленным до 12 мест за десятичной точкой. </p></section>
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## Instructions
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<section id="instructions">
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</section>
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## Tests
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<section id='tests'>
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```yml
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tests:
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- text: <code>euler235()</code> должен вернуть 1.002322108633.
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testString: 'assert.strictEqual(euler235(), 1.002322108633, "<code>euler235()</code> should return 1.002322108633.");'
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```
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</section>
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## Challenge Seed
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<section id='challengeSeed'>
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<div id='js-seed'>
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```js
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function euler235() {
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// Good luck!
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return true;
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}
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euler235();
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```
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</div>
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</section>
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## Solution
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<section id='solution'>
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```js
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// solution required
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```
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</section>
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