static void Main(string[] args)
{
int[] inputNums = { 12, 11, 12, 21, 41, 43, 21 };
Console.WriteLine("Challange # 1: Remove Duplicates from LinkedList");
RemoveDuplicatesLinkedList removeDuplicates = new RemoveDuplicatesLinkedList();
removeDuplicates.removeDups(inputNums);
Console.WriteLine("\n\nChallange # 2: Check if two strings are permutations of each other");
CheckPermutationofStrings checkPermutations = new CheckPermutationofStrings();
checkPermutations.CheckPermutation("abc", "bac");
}
public ListNode DeleteDuplicates(ListNode head)
{
var removeDuplicates = new RemoveDuplicatesLinkedList(head);
return(removeDuplicates.RemoveDuplicates());
}