import java.util.HashSet; import java.util.Set; public class Main { public static void main(String[] args) { Set<Integer> set1 = new HashSet<>(); set1.add(1); set1.add(3); set1.add(2); set1.add(4); set1.add(8); set1.add(9); set1.add(0); Set<Integer> set2 = new HashSet<>(); set2.add(1); set2.add(3); set2.add(7); set2.add(5); set2.add(4); set2.add(0); set2.add(7); set2.add(5); // intersection Set<Integer> setIntersection = new HashSet<>(set1); setIntersection.retainAll(set2); System.out.println(setIntersection); } } // Output: [0, 1, 3, 4]
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