public void InsertsNodeBeforeSpecifiedNode()
{
LinkedList<int> list = new LinkedList<int>() { 1, 2, 3 };
list.InsertBefore(3, 4);
int[] result = new int[] { 1, 2, 4, 3 };
Assert.Equal(result, list);
}
static void Main(string[] args)
{
LinkedList myList = new LinkedList();
try
{
int[] nums = { 42, 5, 9999, 777, 911 };
foreach (int num in nums)
{
myList.Insert(num);
Console.WriteLine($"{num} inserted to head of linked list.");
}
Console.WriteLine();
Console.WriteLine($"Does 99 exist on the linked list? {(myList.Includes(99) ? "Yes" : "No")}");
Console.WriteLine($"Does 42 exist on the linked list? {(myList.Includes(42) ? "Yes" : "No")}");
Console.WriteLine($"Does 777 exist on the linked list? {(myList.Includes(777) ? "Yes" : "No")}");
Console.WriteLine();
int[] moarNums = { 8, 16, -3 };
foreach (int num in moarNums)
{
myList.Insert(num);
Console.WriteLine($"{num} appended to linked list.");
}
Console.WriteLine();
int[] manyNums = { 25, 50, 75 };
int[] manyNumsTarget = { 5, 911, 16 };
for (int i = 0; i < manyNums.Length; i++)
{
myList.InsertBefore(manyNumsTarget[i], manyNums[i]);
Console.WriteLine($"{manyNums[i]} added to list before {manyNumsTarget[i]}.");
}
Console.WriteLine();
int[] suchNums = { 15, 45, 60 };
int[] suchNumsTarget = { 9999, -3, 75 };
for (int i = 0; i < manyNums.Length; i++)
{
myList.InsertAfter(suchNumsTarget[i], suchNums[i]);
Console.WriteLine($"{suchNums[i]} added to list after {suchNumsTarget[i]}.");
}
Console.WriteLine();
myList.Print();
Console.WriteLine();
}
catch (Exception e)
{
Console.WriteLine(e.Message);
}
finally
{
Console.WriteLine("End of test.");
}
}
/// <summary>
/// First create an empty LinkedList named linkedlist
/// Then use Append method to add new nodes to linkedlist
/// Finally, use InsertBefore method to insert a new node with a value of 10 before the node with a value of 5
/// </summary>
/// <param name="args"></param>
static void Main(string[] args)
{
LinkedList linkedlist = new LinkedList();
linkedlist.Append(1);
linkedlist.Append(2);
linkedlist.Append(3);
linkedlist.Append(4);
linkedlist.Append(5);
linkedlist.Append(6);
linkedlist.InsertBefore(5, 10);
}
