public void InsertAt()
{
DLinkedList <int> list = new DLinkedList <int>();
list.Prepend(-1);
list.InsertAt(0, 2);
list.InsertAt(0, 4);
list.InsertAt(0, 99);
list.InsertAt(0, 19);
Assert.Equal(2, list[3]);
}
static void Main(string[] args)
{
DNode new_dnode = new DNode(1);
DNode second_dnode = new DNode(2);
DNode third_dnode = new DNode(3);
new_dnode.next = second_dnode;
second_dnode.prev = new_dnode;
second_dnode.next = third_dnode;
third_dnode.prev = second_dnode;
DLinkedList list = new DLinkedList();
list.head = new_dnode;
//list.AddFirst(4);
//list.AddLast(4);
//list.RemoveFirst();
//list.RemoveLast();
list.InsertAt(third_dnode, 5);
list.printAllNodes();
}
public static void DoTest()
{
DLinkedList <string> listOfStrings = new DLinkedList <string>();
listOfStrings.Append("zero");
listOfStrings.Append("fst");
listOfStrings.Append("sec");
listOfStrings.Append("trd");
listOfStrings.Append("for");
listOfStrings.Append("fft");
listOfStrings.Append("sxt");
listOfStrings.Append("svn");
listOfStrings.Append("egt");
// Remove 1st
listOfStrings.RemoveAt(0);
Assert.True(listOfStrings[0] == "fst", "Wrong first element.");
// Remove 4th
listOfStrings.RemoveAt(4);
Console.WriteLine("Remove At 4:\r\n" + listOfStrings.ToReadable());
Assert.True(listOfStrings[4] == "sxt", "Wrong 4th element.");
// Remove 5th and 6th
// Note that after removing 5th, the old element at index 6 becomes at index 5.
listOfStrings.RemoveAt(5);
listOfStrings.RemoveAt(5);
Assert.True(listOfStrings[4] == "sxt", "Wrong element at index 5.");
Assert.True(listOfStrings.Count < 6, "Wrong element at index 6. There must be no element at index 5.");
// Remove 3rd
listOfStrings.RemoveAt(listOfStrings.Count - 1);
Assert.True(listOfStrings[3] == "for", "Wrong element at index 3.");
// Remove 1st
listOfStrings.RemoveAt(0);
Assert.True(listOfStrings[0] == "sec", "Wrong element at index 0.");
listOfStrings.Prepend("semsem3");
listOfStrings.Prepend("semsem2");
listOfStrings.Prepend("semsem1");
listOfStrings.InsertAt("InsertedAtLast1", listOfStrings.Count);
listOfStrings.InsertAt("InsertedAtLast2", listOfStrings.Count);
listOfStrings.InsertAt("InsertedAtMiddle", (listOfStrings.Count / 2));
listOfStrings.InsertAt("InsertedAt 4", 4);
listOfStrings.InsertAt("InsertedAt 9", 9);
listOfStrings.InsertAfter("InsertedAfter 11", 11);
// Test the remove item method
listOfStrings.Remove("trd");
listOfStrings.Remove("InsertedAt 9");
var arrayVersion = listOfStrings.ToArray();
Assert.True(arrayVersion.Length == listOfStrings.Count);
/****************************************************************************************/
var stringsIterators = listOfStrings.GetEnumerator();
Assert.True(stringsIterators.Current == listOfStrings[0], "Wrong enumeration.");
if (stringsIterators.MoveNext() == true)
{
Assert.True(stringsIterators.Current == listOfStrings[1], "Wrong enumeration.");
}
stringsIterators.Dispose();
Assert.True(listOfStrings != null && listOfStrings.Count > 0, "Enumartor has side effects!");
/****************************************************************************************/
var listOfNumbers = new DLinkedList <int>();
listOfNumbers.Append(23);
listOfNumbers.Append(42);
listOfNumbers.Append(4);
listOfNumbers.Append(16);
listOfNumbers.Append(8);
listOfNumbers.Append(15);
listOfNumbers.Append(9);
listOfNumbers.Append(55);
listOfNumbers.Append(0);
listOfNumbers.Append(34);
listOfNumbers.Append(12);
listOfNumbers.Append(2);
listOfNumbers.SelectionSort();
var intArray = listOfNumbers.ToArray();
Assert.True(intArray[0] == 0 && intArray[intArray.Length - 1] == 55, "Wrong sorting!");
}
// GET: /<controller>/
public IActionResult Index()
{
string result = string.Empty;
int index = 0;
DLinkedList <string> listOfStrings = new DLinkedList <string>();
listOfStrings.Append("zero");
listOfStrings.Append("first");
listOfStrings.Append("second");
listOfStrings.Append("third");
listOfStrings.Append("forth");
listOfStrings.Append("fifth");
listOfStrings.Append("sixth");
listOfStrings.Append("seventh");
listOfStrings.Append("eighth");
// Print
result = listOfStrings.ToReadable() + "\n";
// Remove 1st
listOfStrings.RemoveAt(0);
result = result + "Remove At 0:\n\n" + listOfStrings.ToReadable() + "\n";
// Remove 4th
listOfStrings.RemoveAt(4);
result = result + "Remove At 4:\n\n" + listOfStrings.ToReadable() + "\n";
// Remove 5th and 6th
// Note that after removing 5th, the old element at index 6 becomes at index 5.
listOfStrings.RemoveAt(5);
listOfStrings.RemoveAt(5);
result = result + "Remove At 5 & 6:\n\n" + listOfStrings.ToReadable() + "\n";
// Remove 3rd
listOfStrings.RemoveAt(listOfStrings.Count - 1);
result = result + "Removed last:\n\n" + listOfStrings.ToReadable() + "\n";
// Remove 1st
listOfStrings.RemoveAt(0);
result = result + "Remove 0th:\n\n" + listOfStrings.ToReadable() + "\n";
listOfStrings.Prepend("semsem3");
listOfStrings.Prepend("semsem2");
listOfStrings.Prepend("semsem1");
result = result + "Prepend 3 items:\n\n" + listOfStrings.ToReadable() + "\n";
result = result + "Count: " + listOfStrings.Count + "\n\n";
listOfStrings.InsertAt("InsertedAtLast1", listOfStrings.Count);
listOfStrings.InsertAt("InsertedAtLast2", listOfStrings.Count);
listOfStrings.InsertAt("InsertedAtMiddle", (listOfStrings.Count / 2));
listOfStrings.InsertAt("InsertedAt 4", 4);
listOfStrings.InsertAt("InsertedAt 9", 9);
listOfStrings.InsertAfter("InsertedAfter 11", 11);
result = result + "Inserts 3 items At:\n\n" + listOfStrings.ToReadable() + "\n";
// Test the remove item method
listOfStrings.Remove("third");
result = result + "Removed item 'third':\n\n" + listOfStrings.ToReadable() + "\n";
listOfStrings.Remove("InsertedAt 9");
result = result + "Removed item 'InsertedAt 9':\n\n" + listOfStrings.ToReadable() + "\n";
// Print count
result = result + "Count: " + listOfStrings.Count + "\n\n";
index = 0;
result = result + "Get At " + index + ": " + listOfStrings[index] + "\n";
index = (listOfStrings.Count / 2) + 1;
result = result + "Get At " + index + ": " + listOfStrings[index] + "\n";
index = (listOfStrings.Count / 2) + 2;
result = result + "Get At " + index + ": " + listOfStrings[index] + "\n";
index = (listOfStrings.Count - 1);
result = result + "Get At " + index + ": " + listOfStrings[index] + "\n";
var firstRange = listOfStrings.GetRange(4, 6);
result = result + "GetRange(4, 6):\r\n" + firstRange.ToReadable() + "\n";
var secondRange = firstRange.GetRange(4, 10);
result = result + "From Previous GetRange(4, 10):\r\n" + secondRange.ToReadable() + "\n";
var thirdRange = (new DLinkedList <string>()).GetRange(0, 10);
result = result + "Empty List: GetRange(0, 10):\r\n" + thirdRange.ToReadable() + "\n";
HtmlString html = StringHelper.GetHtmlString(result);
return(View(html));
}
public static void DoTest()
{
int index = 0;
DLinkedList <string> listOfStrings = new DLinkedList <string>();
listOfStrings.Append("zero");
listOfStrings.Append("fst");
listOfStrings.Append("sec");
listOfStrings.Append("trd");
listOfStrings.Append("for");
listOfStrings.Append("fft");
listOfStrings.Append("sxt");
listOfStrings.Append("svn");
listOfStrings.Append("egt");
// Print
Console.WriteLine(listOfStrings.ToReadable());
// Remove 1st
listOfStrings.RemoveAt(0);
Console.WriteLine("Remove At 0:\r\n" + listOfStrings.ToReadable());
Debug.Assert(listOfStrings[0] == "fst", "Wrong first element.");
// Remove 4th
listOfStrings.RemoveAt(4);
Console.WriteLine("Remove At 4:\r\n" + listOfStrings.ToReadable());
Debug.Assert(listOfStrings[4] == "sxt", "Wrong 4th element.");
// Remove 5th and 6th
// Note that after removing 5th, the old element at index 6 becomes at index 5.
listOfStrings.RemoveAt(5);
listOfStrings.RemoveAt(5);
Console.WriteLine("Remove At 5 & 6:\r\n" + listOfStrings.ToReadable());
Debug.Assert(listOfStrings[4] == "sxt", "Wrong element at index 5.");
Debug.Assert(listOfStrings.Count < 6, "Wrong element at index 6. There must be no element at index 5.");
// Remove 3rd
listOfStrings.RemoveAt(listOfStrings.Count - 1);
Console.WriteLine("Removed last:\r\n" + listOfStrings.ToReadable());
Debug.Assert(listOfStrings[3] == "for", "Wrong element at index 3.");
// Remove 1st
listOfStrings.RemoveAt(0);
Console.WriteLine("Remove 0th:\r\n" + listOfStrings.ToReadable());
Debug.Assert(listOfStrings[0] == "sec", "Wrong element at index 0.");
listOfStrings.Prepend("semsem3");
listOfStrings.Prepend("semsem2");
listOfStrings.Prepend("semsem1");
Console.WriteLine("Prepend 3 items:\r\n" + listOfStrings.ToReadable());
Console.WriteLine("Count: " + listOfStrings.Count);
listOfStrings.InsertAt("InsertedAtLast1", listOfStrings.Count);
listOfStrings.InsertAt("InsertedAtLast2", listOfStrings.Count);
listOfStrings.InsertAt("InsertedAtMiddle", (listOfStrings.Count / 2));
listOfStrings.InsertAt("InsertedAt 4", 4);
listOfStrings.InsertAt("InsertedAt 9", 9);
listOfStrings.InsertAfter("InsertedAfter 11", 11);
Console.WriteLine("Inserts 3 items At:\r\n" + listOfStrings.ToReadable());
// Test the remove item method
listOfStrings.Remove("trd");
Console.WriteLine("Removed item 'trd':\r\n" + listOfStrings.ToReadable());
listOfStrings.Remove("InsertedAt 9");
Console.WriteLine("Removed item 'InsertedAt 9':\r\n" + listOfStrings.ToReadable());
// Print count
Console.WriteLine("Count: " + listOfStrings.Count);
Console.WriteLine();
index = 0;
Console.WriteLine("Get At " + index + ": " + listOfStrings[index]);
index = (listOfStrings.Count / 2) + 1;
Console.WriteLine("Get At " + index + ": " + listOfStrings[index]);
index = (listOfStrings.Count / 2) + 2;
Console.WriteLine("Get At " + index + ": " + listOfStrings[index]);
index = (listOfStrings.Count - 1);
Console.WriteLine("Get At " + index + ": " + listOfStrings[index]);
Console.WriteLine();
var firstRange = listOfStrings.GetRange(4, 6);
Console.WriteLine("GetRange(4, 6):\r\n" + firstRange.ToReadable());
var secondRange = firstRange.GetRange(4, 10);
Console.WriteLine("From Previous GetRange(4, 10):\r\n" + secondRange.ToReadable());
var thirdRange = (new DLinkedList <string>()).GetRange(0, 10);
Console.WriteLine("Empty List: GetRange(0, 10):\r\n" + thirdRange.ToReadable());
var arrayVersion = listOfStrings.ToArray();
Debug.Assert(arrayVersion.Length == listOfStrings.Count);
/****************************************************************************************/
var stringsIterators = listOfStrings.GetEnumerator();
Debug.Assert(stringsIterators.Current == listOfStrings[0], "Wrong enumeration.");
if (stringsIterators.MoveNext() == true)
{
Debug.Assert(stringsIterators.Current == listOfStrings[1], "Wrong enumeration.");
}
stringsIterators.Dispose();
Debug.Assert(listOfStrings != null && listOfStrings.Count > 0, "Enumartor has side effects!");
/****************************************************************************************/
var listOfNumbers = new DLinkedList <int>();
listOfNumbers.Append(23);
listOfNumbers.Append(42);
listOfNumbers.Append(4);
listOfNumbers.Append(16);
listOfNumbers.Append(8);
listOfNumbers.Append(15);
listOfNumbers.Append(9);
listOfNumbers.Append(55);
listOfNumbers.Append(0);
listOfNumbers.Append(34);
listOfNumbers.Append(12);
listOfNumbers.Append(2);
listOfNumbers.SelectionSort();
var intArray = listOfNumbers.ToArray();
Debug.Assert(intArray[0] == 0 && intArray[intArray.Length - 1] == 55, "Wrong sorting!");
}
public static void DoTest ()
{
int index = 0;
DLinkedList<string> listOfStrings = new DLinkedList<string>();
listOfStrings.Append("zero");
listOfStrings.Append("fst");
listOfStrings.Append("sec");
listOfStrings.Append("trd");
listOfStrings.Append("for");
listOfStrings.Append("fft");
listOfStrings.Append("sxt");
listOfStrings.Append("svn");
listOfStrings.Append("egt");
// Print
Console.WriteLine(listOfStrings.ToReadable());
// Remove 1st
listOfStrings.RemoveAt(0);
Console.WriteLine("Remove At 0:\r\n" + listOfStrings.ToReadable());
Debug.Assert(listOfStrings[0] == "fst", "Wrong first element.");
// Remove 4th
listOfStrings.RemoveAt(4);
Console.WriteLine("Remove At 4:\r\n" + listOfStrings.ToReadable());
Debug.Assert(listOfStrings[4] == "sxt", "Wrong 4th element.");
// Remove 5th and 6th
// Note that after removing 5th, the old element at index 6 becomes at index 5.
listOfStrings.RemoveAt(5);
listOfStrings.RemoveAt(5);
Console.WriteLine("Remove At 5 & 6:\r\n" + listOfStrings.ToReadable());
Debug.Assert(listOfStrings[4] == "sxt", "Wrong element at index 5.");
Debug.Assert(listOfStrings.Count < 6, "Wrong element at index 6. There must be no element at index 5.");
// Remove 3rd
listOfStrings.RemoveAt(listOfStrings.Count - 1);
Console.WriteLine("Removed last:\r\n" + listOfStrings.ToReadable());
Debug.Assert(listOfStrings[3] == "for", "Wrong element at index 3.");
// Remove 1st
listOfStrings.RemoveAt(0);
Console.WriteLine("Remove 0th:\r\n" + listOfStrings.ToReadable());
Debug.Assert(listOfStrings[0] == "sec", "Wrong element at index 0.");
listOfStrings.Prepend("semsem3");
listOfStrings.Prepend("semsem2");
listOfStrings.Prepend("semsem1");
Console.WriteLine("Prepend 3 items:\r\n" + listOfStrings.ToReadable());
Console.WriteLine("Count: " + listOfStrings.Count);
listOfStrings.InsertAt("InsertedAtLast1", listOfStrings.Count);
listOfStrings.InsertAt("InsertedAtLast2", listOfStrings.Count);
listOfStrings.InsertAt("InsertedAtMiddle", (listOfStrings.Count / 2));
listOfStrings.InsertAt("InsertedAt 4", 4);
listOfStrings.InsertAt("InsertedAt 9", 9);
listOfStrings.InsertAfter("InsertedAfter 11", 11);
Console.WriteLine("Inserts 3 items At:\r\n" + listOfStrings.ToReadable());
// Test the remove item method
listOfStrings.Remove ("trd");
Console.WriteLine("Removed item 'trd':\r\n" + listOfStrings.ToReadable());
listOfStrings.Remove ("InsertedAt 9");
Console.WriteLine("Removed item 'InsertedAt 9':\r\n" + listOfStrings.ToReadable());
// Print count
Console.WriteLine("Count: " + listOfStrings.Count);
Console.WriteLine();
index = 0;
Console.WriteLine("Get At " + index + ": " + listOfStrings[index]);
index = (listOfStrings.Count / 2) + 1;
Console.WriteLine("Get At " + index + ": " + listOfStrings[index]);
index = (listOfStrings.Count / 2) + 2;
Console.WriteLine("Get At " + index + ": " + listOfStrings[index]);
index = (listOfStrings.Count - 1);
Console.WriteLine("Get At " + index + ": " + listOfStrings[index]);
Console.WriteLine();
var firstRange = listOfStrings.GetRange(4, 6);
Console.WriteLine("GetRange(4, 6):\r\n" + firstRange.ToReadable());
var secondRange = firstRange.GetRange(4, 10);
Console.WriteLine("From Previous GetRange(4, 10):\r\n" + secondRange.ToReadable());
var thirdRange = (new DLinkedList<string>()).GetRange(0, 10);
Console.WriteLine("Empty List: GetRange(0, 10):\r\n" + thirdRange.ToReadable());
var arrayVersion = listOfStrings.ToArray();
Debug.Assert (arrayVersion.Length == listOfStrings.Count);
/****************************************************************************************/
var stringsIterators = listOfStrings.GetEnumerator();
Debug.Assert(stringsIterators.Current == listOfStrings[0], "Wrong enumeration.");
if (stringsIterators.MoveNext() == true)
{
Debug.Assert(stringsIterators.Current == listOfStrings[1], "Wrong enumeration.");
}
stringsIterators.Dispose();
Debug.Assert(listOfStrings != null && listOfStrings.Count > 0, "Enumartor has side effects!");
/****************************************************************************************/
var listOfNumbers = new DLinkedList<int>();
listOfNumbers.Append(23);
listOfNumbers.Append(42);
listOfNumbers.Append(4);
listOfNumbers.Append(16);
listOfNumbers.Append(8);
listOfNumbers.Append(15);
listOfNumbers.Append(9);
listOfNumbers.Append(55);
listOfNumbers.Append(0);
listOfNumbers.Append(34);
listOfNumbers.Append(12);
listOfNumbers.Append(2);
listOfNumbers.SelectionSort();
var intArray = listOfNumbers.ToArray();
Debug.Assert(intArray[0] == 0 && intArray[intArray.Length - 1] == 55, "Wrong sorting!");
}