56 lines
2.0 KiB
Markdown
56 lines
2.0 KiB
Markdown
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---
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id: 5900f3b61000cf542c50fec8
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challengeType: 5
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title: 'Problem 73: Counting fractions in a range'
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videoUrl: ''
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localeTitle: 'Задача 73: подсчет фракций в диапазоне'
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---
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## Description
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<section id="description"> Рассмотрим дробь n / d, где n и d - целые положительные числа. Если n <d 1="" 2="" 3="" 4="" 5="" 6="" 7="" 8="" and="" hcf(n,d)="1," it="" is="" called="" a="" reduced="" proper="" fraction.="" if="" we="" list="" the="" set="" of="" fractions="" for="" d="" ≤="" in="" ascending="" order="" size,="" get:="" 8,="" 7,="" 6,="" 5,="" 4,="" 3,="" 2,="" can="" be="" seen="" that="" there="" are="" between="" 2.="" how="" many="" lie="" sorted="" 12,000?="" <="" section=""><h2> инструкции </h2><section id="instructions"></section><h2> тесты </h2><section id="tests"><pre> <code class="language-yml">tests: - text: <code>euler73()</code> should return 7295372. testString: 'assert.strictEqual(euler73(), 7295372, "<code>euler73()</code> should return 7295372.");'</code> </pre></section><h2> Сезон испытания </h2><section id="challengeSeed"><div id="js-seed"><pre> <code class="language-js">function euler73() { // Good luck! return true; } euler73();</code> </pre></div></section><h2> Решение </h2><section id="solution"><pre> <code class="language-js">// solution required</code> </pre></section></d></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>euler73()</code> должен возвращать 7295372.
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testString: 'assert.strictEqual(euler73(), 7295372, "<code>euler73()</code> should return 7295372.");'
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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 euler73() {
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// Good luck!
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return true;
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}
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euler73();
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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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