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QuickSort
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| func qckSort<T: Comparable>(v: T[]) -> T[] { | |
| switch v { | |
| case []: | |
| return [] | |
| default: | |
| let head = v[0] | |
| var tail = v.copy() | |
| tail.removeAtIndex(0) | |
| return qckSort(tail.filter({$0 <= head})) + [head] + qckSort(tail.filter({$0 > head})) | |
| } | |
| } |
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