arrayListMystery4

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Main Page → Exercises → Java → Solve an Exercise

Language/Type: Java ArrayList ArrayList mystery collections

Write the output produced by the method below when passed each of the following lists:

public static void mystery(ArrayList<Integer> list) { 
    for (int i = list.size() - 1; i > 0; i--) { 
        if (list.get(i) < list.get(i - 1)) { 
            int n = list.get(i); 
            list.remove(i); 
            list.add(0, n); 
        } 
    } 
    System.out.println(list);
}

`[2, 6, 1, 8]`
`[10, 30, 40, 20, 60, 50]`
`[-4, 16, 9, 1, 64, 25, 36, 4, 49]`

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arrayListMystery4