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  1. import java.util.Scanner;
  2.  
  3. class LinkedListNode {
  4.  
  5.     int data;
  6.     LinkedListNode next;
  7.  
  8.     LinkedListNode(int val) {
  9.         data = val;
  10.     }
  11. }
  12.  
  13.  
  14. public class temp {
  15.  
  16.  
  17.     public static void printLL(LinkedListNode head) {
  18.  
  19.         LinkedListNode temp = head;
  20.  
  21.         while (temp != null) {
  22.  
  23.             System.out.print(temp.data + " -> ");
  24.             temp = temp.next;
  25.         }
  26.  
  27.     }
  28.  
  29.     public static LinkedListNode inputLL() {
  30.  
  31.  
  32.         Scanner sc = new Scanner(System.in);
  33.  
  34.         int data = sc.nextInt();
  35.  
  36.         LinkedListNode head = null;
  37.         LinkedListNode tail = null;
  38.  
  39.  
  40.         while (data != -1) {
  41.  
  42.             LinkedListNode newNode = new LinkedListNode(data);
  43.  
  44.             if (head == null) {
  45.  
  46.                 head = newNode;
  47.                 tail = newNode;
  48.             }
  49.  
  50.             else {
  51.                 tail.next = newNode;
  52.                 tail = tail.next;
  53.             }
  54.  
  55.             data = sc.nextInt();
  56.         }
  57.  
  58.         return head;
  59.     }
  60.  
  61.     public static void main(String[] args) {
  62.  
  63.  
  64.         LinkedListNode head = inputLL();
  65.  
  66.         printLL(head);
  67.  
  68.     }
  69. }
  70.  
Compilation error #stdin compilation error #stdout 0s 0KB
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stdin
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Standard input is empty
compilation info 
Main.java:14: error: class temp is public, should be declared in a file named temp.java
public class temp {
       ^
1 error
stdout
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Standard output is empty
https://ideone.com/FKtysX
language:
Java (HotSpot 12)
created:
275 days ago
visibility:
public

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