Java: Remove Duplicates from List : Set.addAll #java

usingSetAddAll.java

public static void usingSetAddAll(){
List<Integer> input = Arrays.asList(5,10,15,20,10,5,35,40,10,25);
Set<Integer> output = new LinkedHashSet<Integer>();
output.addAll(input);
for(Integer num:output){
System.out.print(num+" ");
  }
}