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- //randomizes an array
- private Object[] shuffle(Object[] rq) {
- for(int i = 0; i < N; i++) {
- int rand = StdRandom.uniform(N);
- Item tmp = (Item) rq[rand];
- rq[rand] = rq[i];
- rq[i] = tmp;
- }
- return rq;
- }
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