Next Greater Node

import java.util.Scanner;

public class NextGreaterNode {
    public static void greaterNodes(SLL<Integer> list){
        SLLNode<Integer> tmp=list.getFirst();
        SLLNode<Integer> tmp2;

        while (tmp!=null){
            tmp2=tmp.succ;

            while (tmp2!=null){
                if(tmp2.element>tmp.element){
                    System.out.print(tmp2.element+" ");
                        break;
                }
                tmp2=tmp2.succ;
            }
            if(tmp2==null)
            System.out.print(0+" ");
            tmp=tmp.succ;
        }
    }
    public static void main(String[] args) {
        Scanner in=new Scanner(System.in);
        int n=in.nextInt();

        SLL<Integer> list=new SLL<>();
        for(int i=0;i<n;i++){
            list.insertLast(in.nextInt());
        }
        greaterNodes(list);
    }
}