10 lines
190 B
Markdown
10 lines
190 B
Markdown
### 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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// collatz(8) --> 4
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// collatz(5) --> 16
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```
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