SHOW:
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- or go back to the newest paste.
| 1 | def collatz(n:Int):Array[Int] = {
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| 2 | val result = if (n!=1){
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| 3 | n match{
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| 4 | - | case i if i%2==0 => n::collatz(i/2).toList |
| 4 | + | case n if n%2==0 => n::collatz(n/2).toList |
| 5 | - | case i => n::collatz(3*i+1).toList |
| 5 | + | case n => n::collatz(3*n+1).toList |
| 6 | } | |
| 7 | } else {
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| 8 | List(1) | |
| 9 | } | |
| 10 | ||
| 11 | result.toArray | |
| 12 | } |
