Example #1
0
        public void Test_RainWaterTrap()

        {
            int[] input  = { 0, 1, 0, 2, 1, 0, 1, 3, 2, 1, 2, 1 };
            int   result = TrapWater.Trap(input);

            Assert.AreEqual(result, 4);
        }
Example #2
0
        static void PickTopic(string _option)
        {
            switch (_option)
            {
            case "A":

                //Arrays

                //TrapWater

                int[]     height       = { 1, 2, 3, 9, 8, 7 };
                TrapWater trapWater    = new TrapWater();
                int       trappedWater = trapWater.Trap(height);
                Console.WriteLine($"Trapped water for given array heights is : {trappedWater}");

                //StockSpan

                int[]     prices = { 7, 1, 5, 3, 6, 4 };
                StockSpan sp     = new StockSpan();
                Console.WriteLine($"Max profit we can make from the given prices : {sp.MaxProfit(prices)}");


                //Remove Duplicates in Sorted Array
                int[] duplicateArray             = { 0, 0, 1, 1, 1, 2, 2, 3, 3, 4 };
                RemoveDuplicatesOfSortedArray rd = new RemoveDuplicatesOfSortedArray();
                int length = rd.RemoveDuplicates(duplicateArray);
                Console.WriteLine("Array after removing duplicates:");
                for (int i = 0; i < length; i++)
                {
                    Console.Write($" {duplicateArray[i]} ,");
                }
                Console.WriteLine();
                //Reverse A string
                char[] reverseStringIp = { 'h', 'e', 'l', 'l', 'o' };
                Console.WriteLine("Input string to Reverse: ");
                foreach (var item in reverseStringIp)
                {
                    Console.Write($"{item} ");
                }
                Console.WriteLine();
                ReverseAString reverse = new ReverseAString();
                reverse.ReverseString(reverseStringIp);

                //valid Palindrome
                string     palindromInput = "race a car";
                Palindrome PalindromeIp   = new Palindrome();
                bool       status         = PalindromeIp.IsPalindrome(palindromInput);
                Console.WriteLine($"Given string is Palindrome or not : {status}");

                //First Bad Version
                FirstBadVersion version = new FirstBadVersion();
                version.firstBadVersion = 5;
                int firstBadVersion = version.FindFirstBadVersion(8);
                if (version.firstBadVersion == firstBadVersion)
                {
                    Console.WriteLine($"First Bad verison found at : {firstBadVersion}");
                }
                break;

            case "LL":

                LinkedList linkedList = new LinkedList();
                linkedList.InsertAtEnd(10);
                linkedList.InsertAtEnd(20);
                linkedList.InsertAtEnd(30);

                ReverseALinkedList reverseALinkedList = new ReverseALinkedList();
                ListNode           newHead            = reverseALinkedList.ReverseList(linkedList.head);
                Console.WriteLine();
                linkedList.printList(newHead);
                break;

            default:
                Console.WriteLine("Invalid option Selected");
                break;
            }
        }