| author | Christian Urban <urbanc@in.tum.de> |
| Thu, 07 Dec 2017 12:26:41 +0000 | |
| changeset 544 | 748207ad3ef0 |
| parent 409 | fb8ee3f58d19 |
| permissions | -rw-r--r-- |
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Christian Urban <christian dot urban at kcl dot ac dot uk>
parents:
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def collatz(n: BigInt) : Boolean = n match {
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Christian Urban <christian dot urban at kcl dot ac dot uk>
parents:
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case n if (n == 1) => true |
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Christian Urban <christian dot urban at kcl dot ac dot uk>
parents:
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case n if (n % 2 == 0) => collatz(n / 2) |
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Christian Urban <christian dot urban at kcl dot ac dot uk>
parents:
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case _ => collatz(3 * n + 1) |
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Christian Urban <christian dot urban at kcl dot ac dot uk>
parents:
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} |