Question

How to remove the first node from linked list in C#

Answer 1

using System;
using System.Collections.Generic;
 
class Program
{
    public static LinkedList<String> ll;
    
    public static void PrintLinkedList() { 
        foreach (Object obj in ll) {
            Console.Write("{0} ", obj);
        }
    } 

    static void Main() {
        ll = new LinkedList<String>(); 
  
        ll.AddLast("c#"); 
        ll.AddLast("c"); 
        ll.AddLast("c++"); 
        ll.AddLast("java"); 
        ll.AddLast("python"); 

        PrintLinkedList();
        
        ll.Remove(ll.First); 
        
        Console.WriteLine();
        
        PrintLinkedList();
    }
}
 
 
 
/*
run:
 
c# c c++ java python 
c c++ java python 
 
*/

 

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Answer 2

using System;
using System.Collections.Generic;
 
class Program
{
    public static LinkedList<String> ll;
    
    public static void PrintLinkedList() { 
        foreach (Object obj in ll) {
            Console.Write("{0} ", obj);
        }
    } 

    static void Main() {
        ll = new LinkedList<String>(); 
  
        ll.AddLast("c#"); 
        ll.AddLast("c"); 
        ll.AddLast("c++"); 
        ll.AddLast("java"); 
        ll.AddLast("python"); 

        PrintLinkedList();
        
        ll.RemoveFirst();
        
        Console.WriteLine();
        
        PrintLinkedList();
    }
}
 
 
 
/*
run:
 
c# c c++ java python 
c c++ java python 
 
*/

 

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