j2

/*
Write a java program to read ‘N’ names of your friends, store it into HashSet and
display them in ascending order.
*/
package com.mycompany.practical_slip;

import java.util.*;;
public class slip2_1
{
public static void main(String[] args)
{
HashSet<String> friends = new HashSet<>();

    Scanner scan = new Scanner(System.in);
    System.out.println("Enter N :");
    int n  = scan.nextInt();

    scan.nextLine();
    for(int i = 0 ; i<n;i++)
    {
        System.out.println("Enter name :");
        String name = scan.nextLine();
        friends.add(name);
    }

    TreeSet<String> tree = new TreeSet<>(friends);
    System.out.println(tree);
    
}

}