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86d333ee94
* chore: Switch to Node 20 + Vitest * chore: migrate to vitest mock functions * chore: code style (switch to prettier) * test: re-enable long-running test Seems the switch to Node 20 and Vitest has vastly improved the code's and / or the test's runtime! see #1193 * chore: code style * chore: fix failing tests * Updated Documentation in README.md * Update contribution guidelines to state usage of Prettier * fix: set prettier printWidth back to 80 * chore: apply updated code style automatically * fix: set prettier line endings to lf again * chore: apply updated code style automatically --------- Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com> Co-authored-by: Lars Müller <34514239+appgurueu@users.noreply.github.com>
26 lines
446 B
JavaScript
26 lines
446 B
JavaScript
/*
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Modified from:
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https://github.com/TheAlgorithms/Python/blob/master/maths/prime_check.py
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Complexity:
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O(sqrt(n))
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*/
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const PrimeCheck = (n) => {
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// input: n: int
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// output: boolean
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if (n === 1) return false
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if (n === 0) return false
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if (n === 2) return true
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if (n % 2 === 0) return false
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for (let i = 3; i * i <= n; i += 2) {
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if (n % i === 0) {
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return false
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}
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}
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return true
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}
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export { PrimeCheck }
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