static void Main(string[] args)
{
try
{
while (true)
{
Console.WriteLine("\n\n\n--------DATA STRUCTURES MENU--------");
Console.WriteLine("1. Linked List");
Console.WriteLine("2. Stack");
Console.WriteLine("3. Queue");
Console.WriteLine("4. Exit");
Console.WriteLine("\nEnter Your Choice : ");
int choice = Convert.ToInt32(Console.ReadLine());
switch (choice)
{
case 1:
{
LinkedList myList = new LinkedList();
int flag = 0;
while (flag == 0)
{
Console.WriteLine("\n\n\n------LINKED LIST MENU--------");
Console.WriteLine("1. Add Element");
Console.WriteLine("2. Remove Element");
Console.WriteLine("3. Sort Linked List");
Console.WriteLine("4. Display Linked List");
Console.WriteLine("5. Exit");
Console.WriteLine("\nEnter Your Choice : ");
int linkedListOperationChoice = Convert.ToInt32(Console.ReadLine());
switch (linkedListOperationChoice)
{
case 1:
{
Console.WriteLine("Enter The Position Where You Want to Insert The Data : ");
int position = Convert.ToInt32(Console.ReadLine());
Console.WriteLine("Enter the data : ");
int data = Convert.ToInt32(Console.ReadLine());
myList.Add(data, position);
myList.Display();
break;
}
case 2:
{
Console.WriteLine("Enter The Position Of The Data Which You Want To Delete : ");
int position = Convert.ToInt32(Console.ReadLine());
int data = myList.Remove(position);
myList.Display();
break;
}
case 3:
{
myList.Sort();
Console.WriteLine("\nSorted Linked List");
myList.Display();
break;
}
case 4:
{
myList.Display();
break;
}
case 5:
{
flag = 1;
break;
}
default:
{
Console.WriteLine("Invalid Choice Entered");
break;
}
}
}
break;
}
case 2:
{
Stack myStack = new Stack();
int flag = 0;
while (flag == 0)
{
Console.WriteLine("\n\n\n------STACK MENU------");
Console.WriteLine("1. Push Element");
Console.WriteLine("2. Pop Element");
Console.WriteLine("3. Sort Stack");
Console.WriteLine("4. Get Top Element");
Console.WriteLine("5. Display Stack");
Console.WriteLine("6. Exit");
Console.WriteLine("\nEnter Your Choice : ");
int stackOperationChoice = Convert.ToInt32(Console.ReadLine());
switch (stackOperationChoice)
{
case 1:
{
Console.WriteLine("Enter the data : ");
int data = Convert.ToInt32(Console.ReadLine());
myStack.Add(data);
myStack.Display();
break;
}
case 2:
{
int data = myStack.Remove();
myStack.Display();
break;
}
case 3:
{
myStack.Sort();
Console.WriteLine("\nAfter Sorting");
myStack.Display();
break;
}
case 4:
{
int data = myStack.GetElement();
if (data != -1)
{
Console.WriteLine("TOP ELEMENT IS : {0}", data);
}
break;
}
case 5:
{
myStack.Display();
break;
}
case 6:
{
flag = 1;
break;
}
default:
{
Console.WriteLine("Invalid Choice Entered");
break;
}
}
}
break;
}
case 3:
{
Queue myQueue = new Queue();
int flag = 0;
while (flag == 0)
{
Console.WriteLine("\n\n\n------QUEUE MENU------");
Console.WriteLine("1. Enqueue");
Console.WriteLine("2. Dequeue");
Console.WriteLine("3. Sort Queue");
Console.WriteLine("4. Peak");
Console.WriteLine("5. Display Queue");
Console.WriteLine("6. Exit");
Console.WriteLine("\nEnter Your Choice : ");
int queueOperationChoice = Convert.ToInt32(Console.ReadLine());
switch (queueOperationChoice)
{
case 1:
{
Console.WriteLine("\nEnter the data : ");
int data = Convert.ToInt32(Console.ReadLine());
myQueue.Add(data);
myQueue.Display();
break;
}
case 2:
{
int data = myQueue.Remove();
if (data != -1)
{
Console.WriteLine("\n{0} IS DELETED.", data);
myQueue.Display();
}
break;
}
case 3:
{
myQueue.Sort();
Console.WriteLine("\nAFTER SORTING:");
myQueue.Display();
break;
}
case 4:
{
int data = myQueue.Peak();
if (data != -1)
{
Console.WriteLine("The First Element Is : {0} ", data);
}
break;
}
case 5:
{
myQueue.Display();
break;
}
case 6:
{
flag = 1;
break;
}
default:
{
Console.WriteLine("Invalid Choice Entered");
break;
}
}
}
break;
}
case 4:
{
Environment.Exit(0);
break;
}
default:
{
Console.WriteLine("Invalid Choice Entered");
break;
}
}
}
}
catch (Exception e)
{
Console.WriteLine("Program Terminated Due To The Following Exception : {0}", e.Message);
Console.ReadKey();
}
}
