import java.util.*;
import java.util.stream.Collectors;
public class RemoveDuplicates {
public static void main(String[] args) {
List list = Arrays.asList(1, 2, 2, 3, 4, 4, 5);
// Using stream distinct()
List uniqueList = list.stream()
.distinct()
.collect(Collectors.toList());
System.out.println(uniqueList);
// Palindrome
String str = "madam";
boolean isPalindrome = new StringBuilder(str).reverse().toString().equals(str);
System.out.println("Is the string a palindrome? " + isPalindrome);
}
}