public class ListNode{
int val;
ListNodenext;
ListNode(int x){val = x;}
public static class LinkedList{
ListNode head;
}
public static LinkedList createLN(LinkedList list,int data){
ListNode new_node =new ListNode(data);
new_node.next=null;
if(list.head==null){
list.head=new_node;
}
else {
ListNode last = list.head;
while (last.next!=null){
last=last.next;
}
last.next=new_node;
}
return list;
}
public static void printList(LinkedList list) {
ListNode currNode = list.head;
System.out.print("LinkedList: ");
while (currNode !=null) {
System.out.print(currNode.val +" ");
currNode = currNode.next;
}
}
public static void main(String[] args){
int[] index = {1,2,3,3,2,1};
LinkedList list =new LinkedList();
for (int i=0;i<index.length;i++){
createLN(list,index[i]);
}
printList(list);
}
}
