In this demo I have used NetBeans IDE 8.2 for debugging purpose. But you can use any java programming language compiler as per your availability..
import java.util.Arrays; import java.util.Set; import java.util.TreeSet; public class Javaexcercise { public static void main(String[] args) { Integer[] numbers = {1, 1, 2, 1, 3, 4, 5}; Set<Integer> uniqKeys = new TreeSet<Integer>(); uniqKeys.addAll(Arrays.asList(numbers)); System.out.println("uniqKeys: " + uniqKeys); } }
01 August 2019 1357 Written By: Rohit
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