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1 | static <A> ItIt<L<A>> allSubsetsOfSize_iterator(int m, Cl<A> objects) {
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2 | L<A> list = asList(objects); |
3 | int n = l(list); |
4 | ret mapI(allSpreads(n-m, m+1), spread -> {
|
5 | L<A> out = emptyList(m); |
6 | int i = -1; |
7 | for j to m: {
|
8 | i += spread.get(j)+1; |
9 | out.add(list.get(i)); |
10 | } |
11 | ret out; |
12 | }); |
13 | } |
Began life as a copy of #1010465
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| Snippet ID: | #1027914 |
| Snippet name: | allSubsetsOfSize_iterator [OK] |
| Eternal ID of this version: | #1027914/7 |
| Text MD5: | 1291c8a19c134f965bb4d0d9955290f7 |
| Transpilation MD5: | 522d2b04086787d4fd0c4909e928b45e |
| Author: | stefan |
| Category: | javax / maths |
| Type: | JavaX fragment (include) |
| Public (visible to everyone): | Yes |
| Archived (hidden from active list): | No |
| Created/modified: | 2020-04-21 10:32:54 |
| Source code size: | 324 bytes / 13 lines |
| Pitched / IR pitched: | No / No |
| Views / Downloads: | 335 / 458 |
| Version history: | 6 change(s) |
| Referenced in: | [show references] |