14 lines
195 B
Markdown
14 lines
195 B
Markdown
### collatz
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Applies the Collatz algorithm.
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If `n` is even, return `n/2`. Otherwise, return `3n+1`.
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```js
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const collatz = n => (n % 2 == 0 ? n / 2 : 3 * n + 1);
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```
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```js
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collatz(8); // 4
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```
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