SHOW:
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- or go back to the newest paste.
| 1 | - | def weirdFold[T,B](s:List[T], init:B, f:(T,List[T], B) => (T,B)) = { |
| 1 | + | def weirdFold[T,B](s:List[T], init:B, f:(T,List[T], B) => (T,B)) = {
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| 2 | - | var ts = s.toVector |
| 2 | + | var ts = s.toVector |
| 3 | - | var v = init |
| 3 | + | var v = init |
| 4 | - | for (i <- 0 until ts.length) { |
| 4 | + | for (i <- 0 until ts.length) {
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| 5 | - | val t = ts(i) |
| 5 | + | val t = ts(i) |
| 6 | - | val (newV, newT) = f(t, ts.toList, v) |
| 6 | + | val (newT, newV) = f(t, ts.toList, v) |
| 7 | - | v = newV |
| 7 | + | v = newV |
| 8 | - | ts = ts.updated(i, newT) |
| 8 | + | ts = ts.updated(i, newT) |
| 9 | - | } |
| 9 | + | } |
| 10 | - | (ts.toList, ov) |
| 10 | + | (ts.toList, v) |
| 11 | } |
