# | Line 28 | Line 28 | |
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28 | * @key randomness | |
29 | */ | |
30 | ||
31 | < | import java.util.*; |
31 | > | import java.util.ArrayList; |
32 | > | import java.util.Collections; |
33 | > | import java.util.LinkedList; |
34 | > | import java.util.List; |
35 | > | import java.util.Random; |
36 | > | import java.util.Vector; |
37 | ||
38 | public class Rotate { | |
39 | // Should have lots of distinct factors and be > ROTATE_THRESHOLD |
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