public static int second(int[] list){
int secondLargest = 0;
Set<Integer> values = new HashSet<>();
List<Integer> items = new ArrayList<>();
for (int eachValue : list){
values.add(eachValue);
}
items.addAll(values);
Collections.sort(items);
secondLargest = items.get(items.size()-2);
return secondLargest;
}
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