static void Main(string[] args) { int programToChose = -1; while (programToChose != 0) { Console.WriteLine("Choose a program:"); Console.WriteLine("1:Two Sum"); Console.WriteLine("2:Add Two Numbers"); Console.WriteLine("3:Longest SubString Without Repeating Chars"); Console.WriteLine("4:Median Of Two Sorted Arrays"); Console.WriteLine("5:Longest Palindromic Substring"); Console.WriteLine("6:ZigZag Conversion"); Console.WriteLine("7:Reverse Integer"); Console.WriteLine("8:String to Integer (atoi)"); Console.WriteLine("9:Palindrome Number"); Console.WriteLine("10:Regular Expression Matching"); Console.WriteLine("11:Container With Most Water"); Console.WriteLine("12:Integer To Roman"); Console.WriteLine("13:Roman To Integer"); Console.WriteLine("14:Longest Common Prefix"); Console.WriteLine("15:3 Sum"); Console.WriteLine("16:3 Sum Closest"); Console.WriteLine("17:letter Combinations of a Phone Number"); Console.WriteLine("18:4 Sum"); Console.WriteLine("19:Remove Nth Node From End of List"); Console.WriteLine("20:Valid Parentheses"); Console.WriteLine("21:MergeTwoSortedLists"); Console.WriteLine("22:Generate Parentheses"); Console.WriteLine("23:Merge k Sorted Lists"); Console.WriteLine("24.Swap Nodes in Pairs"); Console.WriteLine("25.Reverse Nodes in k - Group"); Console.WriteLine("26.Remove Duplicates from Sorted Array"); Console.WriteLine("27.Remove Element"); Console.WriteLine("28.Implement strStr()"); Console.WriteLine("29.Divide Two Integers"); Console.WriteLine("30.Substring with Concatenation of All Words"); Console.WriteLine("31.Next Permutation"); Console.WriteLine("32.Longest Valid Parentheses"); Console.WriteLine("33.Search in Rotated Sorted Array"); Console.WriteLine("34.Find First and Last Position of Element in Sorted Array"); Console.WriteLine("35.Search Insert Position"); Console.WriteLine("36.Valid Sudoku"); Console.WriteLine("37.Sudoku Solver"); Console.WriteLine("38.Count and Say"); Console.WriteLine("39.Combination Sum"); Console.WriteLine("40.Combination Sum II"); Console.WriteLine("41.First_Missing_Positive"); Console.WriteLine("42.Trapping_Rain_Water"); Console.WriteLine("43.Multiply Strings"); Console.WriteLine("44.Wildcard Matching"); Console.WriteLine("45.Jump Game II"); Console.WriteLine("46.Permutations"); Console.WriteLine("53.Maximum Subarray"); Console.WriteLine("58.LengthOfLastWord"); Console.WriteLine("66.PlusOne"); Console.WriteLine("67.Add Binary"); Console.WriteLine("69.Sqrt(x)"); Console.WriteLine("70.ClimbStairs"); Console.WriteLine("83.Remove Duplicates from Sorted List"); Console.WriteLine("88.Merge Sorted Array"); Console.WriteLine("100.Same Tree"); Console.WriteLine("101. Symmetric Tree"); Console.WriteLine("104. Maximum Depth of Binary Tree"); Console.WriteLine("107. Binary Tree Level Order Traversal II"); Console.WriteLine("108. Convert Sorted Array to Binary Search "); Console.WriteLine("110. Balanced Binary Tree"); Console.WriteLine("111. Minimum Depth of Binary Tree"); Console.WriteLine("112. Path Sum"); Console.WriteLine("118. PascalsTriangle"); Console.WriteLine("119. PascalsTriangleII"); Console.WriteLine("121. Best Time to Buy and Sell Stock"); Console.WriteLine("122. Best Time to Buy and Sell StockII"); Console.WriteLine("125. Valid Palindrome"); Console.WriteLine("136. Single Number"); Console.WriteLine("155. Min Stack"); Console.WriteLine("160. IntersectionofTwoLinkedLists"); Console.WriteLine("0:Exit"); programToChose = Int32.Parse(Console.ReadLine()); Console.Clear(); switch (programToChose) { case -1: BubbleSort bubbleSort = new BubbleSort(); bubbleSort.Bubble(new int[] { 99, 44, 6, 2, 1, 5, 63, 87, 283, 4, 0 }); break; case 1: Console.WriteLine("Two Sum"); TwoSum twosum = new TwoSum(); int[] nums = { 230, 863, 916, 585, 981, 404, 316, 785, 88, 12, 70, 435, 384, 778, 887, 755, 740, 337, 86, 92, 325, 422, 815, 650, 920, 125, 277, 336, 221, 847, 168, 23, 677, 61, 400, 136, 874, 363, 394, 199, 863, 997, 794, 587, 124, 321, 212, 957, 764, 173, 314, 422, 927, 783, 930, 282, 306, 506, 44, 926, 691, 568, 68, 730, 933, 737, 531, 180, 414, 751, 28, 546, 60, 371, 493, 370, 527, 387, 43, 541, 13, 457, 328, 227, 652, 365, 430, 803, 59, 858, 538, 427, 583, 368, 375, 173, 809, 896, 370, 789 }; int[] sum = twosum.Twosum(nums, 542); Console.WriteLine(sum[0] + "," + sum[1]); break; case 2: Console.WriteLine("Add Two Numbers"); AddTwoNumber addTwo = new AddTwoNumber(); AddTwoNumber.ListNode l1 = new AddTwoNumber.ListNode(0); AddTwoNumber.ListNode l2 = new AddTwoNumber.ListNode(0); AddTwoNumber.ListNode tempNode = l1; for (int i = 1; i < 10; i++) { tempNode.next = new AddTwoNumber.ListNode(i); tempNode = tempNode.next; } tempNode = l2; for (int i = 1; i < 10; i++) { tempNode.next = new AddTwoNumber.ListNode(i); tempNode = tempNode.next; } AddTwoNumber.ListNode answer = addTwo.AddTwoNumbers(l1, l2); while (answer != null) { Console.Write(answer.val); answer = answer.next; } Console.WriteLine(""); break; case 3: Console.WriteLine("Longest SubString Without Repeating Chars"); LongesSubStringWithoutRepeatingCharacters longest = new LongesSubStringWithoutRepeatingCharacters(); Console.WriteLine(longest.LongestSubString("asdfgd")); break; case 4: Console.WriteLine("Median Of Two Sorted Arrays"); int[] a = { 1, 2 }; int[] b = { 3, 4 }; medianOfTwoSortedArrays median = new medianOfTwoSortedArrays(); median.sortedMerge(a, b); break; case 5: Console.WriteLine("Longest Palindromic Substring"); LongestPalindromicSubstring pali = new LongestPalindromicSubstring(); string check = pali.longestPalindromeSubstring("kyyrjtdplseovzwjkykrjwhxquwxsfsorjiumvxjhjmgeueafubtonhlerrgsgohfosqssmizcuqryqomsipovhhodpfyudtusjhonlqabhxfahfcjqxyckycstcqwxvicwkjeuboerkmjshfgiglceycmycadpnvoeaurqatesivajoqdilynbcihnidbizwkuaoegmytopzdmvvoewvhebqzskseeubnretjgnmyjwwgcooytfojeuzcuyhsznbcaiqpwcyusyyywqmmvqzvvceylnuwcbxybhqpvjumzomnabrjgcfaabqmiotlfojnyuolostmtacbwmwlqdfkbfikusuqtupdwdrjwqmuudbcvtpieiwteqbeyfyqejglmxofdjksqmzeugwvuniaxdrunyunnqpbnfbgqemvamaxuhjbyzqmhalrprhnindrkbopwbwsjeqrmyqipnqvjqzpjalqyfvaavyhytetllzupxjwozdfpmjhjlrnitnjgapzrakcqahaqetwllaaiadalmxgvpawqpgecojxfvcgxsbrldktufdrogkogbltcezflyctklpqrjymqzyzmtlssnavzcquytcskcnjzzrytsvawkavzboncxlhqfiofuohehaygxidxsofhmhzygklliovnwqbwwiiyarxtoihvjkdrzqsnmhdtdlpckuayhtfyirnhkrhbrwkdymjrjklonyggqnxhfvtkqxoicakzsxmgczpwhpkzcntkcwhkdkxvfnjbvjjoumczjyvdgkfukfuldolqnauvoyhoheoqvpwoisniv"); Console.WriteLine(check); break; case 6: Console.WriteLine("ZigZag Conversion"); ZigZagConversion zigZag = new ZigZagConversion(); zigZag.Convert1("PAYPALISHIRING", 4); Console.WriteLine(zigZag.Convert("ABC", 2)); break; case 7: Console.WriteLine("ReverseInteger"); ReverseInteger reverseInteger = new ReverseInteger(); Console.WriteLine(reverseInteger.Reverse(-2147483648)); break; case 8: Console.WriteLine("String to Integer (atoi)"); StringtoIntegerAtoi stringtoIntegerAtoi = new StringtoIntegerAtoi(); Console.WriteLine(stringtoIntegerAtoi.MyAtoi("+11e530408314")); break; case 9: Console.WriteLine("Palindrome Number"); PalindromeNumber palindromeNumber = new PalindromeNumber(); Console.WriteLine(palindromeNumber.IsPalindrome(121)); break; case 10: Console.WriteLine("Regular Expression Matching"); RegularExpressionMatching regularExpressionMatching = new RegularExpressionMatching(); Console.WriteLine(regularExpressionMatching.IsMatch("", "")); break; case 11: Console.WriteLine("Container With Most Water"); ContainerWithMostWater containerWithMostWater = new ContainerWithMostWater(); int[] height = { 1, 7, 3, 4, 5 }; Console.WriteLine(containerWithMostWater.MaxArea(height)); break; case 12: Console.WriteLine("Integer To Roman"); IntegertoRoman integertoRoman = new IntegertoRoman(); Console.WriteLine(integertoRoman.IntToRoman(2000)); break; case 13: Console.WriteLine("Roman To Integer"); RomanToInteger romanToInteger = new RomanToInteger(); Console.WriteLine(romanToInteger.RomanToInt("MCMXCIV")); break; case 14: Console.WriteLine("Longest Common Prefix"); LongestcommonPrefix longestcommonPrefix = new LongestcommonPrefix(); string[] stringToSend = { "flight", "flow", "fligaro" }; Console.WriteLine(longestcommonPrefix.LongestCommonPrefix(stringToSend)); break; case 15: Console.WriteLine("3Sum"); ThreeSumClass threeSum = new ThreeSumClass(); int[] threeNumsArray = { -13, 5, 13, 12, -2, -11, -1, 12, -3, 0, -3, -7, -7, -5, -3, -15, -2, 14, 14, 13, 6, -11, -11, 5, -15, -14, 5, -5, -2, 0, 3, -8, -10, -7, 11, -5, -10, -5, -7, -6, 2, 5, 3, 2, 7, 7, 3, -10, -2, 2, -12, -11, -1, 14, 10, -9, -15, -8, -7, -9, 7, 3, -2, 5, 11, -13, -15, 8, -3, -7, -12, 7, 5, -2, -6, -3, -10, 4, 2, -5, 14, -3, -1, -10, -3, -14, -4, -3, -7, -4, 3, 8, 14, 9, -2, 10, 11, -10, -4, -15, -9, -1, -1, 3, 4, 1, 8, 1 }; Console.WriteLine(threeSum.ThreeSum(threeNumsArray)); break; case 16: Console.WriteLine("3SumClosest"); threeSumClose ThreeSumClosest = new threeSumClose(); int[] threeNumsArrayCloset = { 1, 1, -1, -1, 3 }; Console.WriteLine(ThreeSumClosest.ThreeSumClosest(threeNumsArrayCloset, 1)); break; case 17: Console.WriteLine("Letter Combinations of a Phone Number"); LetterCombinationsofaPhoneNumber letterCombinations = new LetterCombinationsofaPhoneNumber(); Console.WriteLine(letterCombinations.LetterCombinations("23")); break; case 18: Console.WriteLine("4Sum"); _4Sum _4Sum = new _4Sum(); int[] fourSum = { -3, -2, -1, 0, 0, 1, 2, 3 }; Console.WriteLine(_4Sum.FourSum(fourSum, 0)); break; case 19: Console.WriteLine("Remove_Nth_Node_From_End_of_List"); Remove_Nth_Node_From_End_of_List remove_Nth_Node_From_End = new Remove_Nth_Node_From_End_of_List(); Remove_Nth_Node_From_End_of_List.ListNode newList = new Remove_Nth_Node_From_End_of_List.ListNode(0); Remove_Nth_Node_From_End_of_List.ListNode ln1 = newList; for (int i = 1; i < 10; i++) { ln1.next = new Remove_Nth_Node_From_End_of_List.ListNode(i); ln1 = ln1.next; } Console.WriteLine(remove_Nth_Node_From_End.RemoveNthFromEnd(newList, 1)); break; case 20: Console.WriteLine("Valid Parentheses"); Valid_Parentheses valid_Parentheses = new Valid_Parentheses(); Console.WriteLine(valid_Parentheses.IsValid("[([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([([")); break; case 21: Console.WriteLine("MergeTwoSortedLists"); break; case 22: Console.WriteLine("22. Generate Parentheses"); List <string> result = new List <string>(); Generate_Parentheses generate_Parentheses = new Generate_Parentheses(); generate_Parentheses.Dfs(result, "", 5, 5); Console.WriteLine(result); break; case 23: Console.WriteLine("23. Merge k Sorted Lists"); Merge_k_Sorted_Lists merge_K_Sorted_Lists = new Merge_k_Sorted_Lists(); merge_K_Sorted_Lists.MergeKLists(merge_K_Sorted_Lists.CreateListNodes()); break; case 24: Console.WriteLine("24. Swap Nodes in Pairs"); SwapNodesinPairs swapNodesinPairs = new SwapNodesinPairs(); swapNodesinPairs.SwapPairs(swapNodesinPairs.createList(5)); break; case 25: Console.WriteLine("25. Reverse Nodes in k-Group"); ReverseNodesink_Group reverseNodesink_Group = new ReverseNodesink_Group(); reverseNodesink_Group.ReverseKGroup(reverseNodesink_Group.createList(8), 3); break; case 26: Console.WriteLine("26.Remove Duplicates from Sorted"); Remove_Duplicates_from_Sorted_Array remove_Duplicates_From_Sorted_Array = new Remove_Duplicates_from_Sorted_Array(); int[] n = { 0, 0, 1, 1, 1, 2, 2, 3, 3, 4 }; Console.WriteLine(remove_Duplicates_From_Sorted_Array.removeDuplicatesfromSortedArray(n)); break; case 27: Console.WriteLine("27. Remove Element"); Remove_Element remove_Element = new Remove_Element(); int[] x = { 0, 1, 2, 2, 3, 0, 4, 2 }; Console.WriteLine(remove_Element.RemoveElement(x, 2)); break; case 28: Console.WriteLine("28. Implement strStr()"); ImplementstrStr implementstrStr = new ImplementstrStr(); Console.WriteLine(implementstrStr.StrStr("mississippi", "pi")); implementstrStr.prefix("ATCACATCATCA"); implementstrStr.prefix2("ATCACATCATCA"); implementstrStr.KMP("hello", "ll"); break; case 29: Console.WriteLine("29. Divide Two Integers"); DivideTwoIntegers divideTwoIntegers = new DivideTwoIntegers(); Console.WriteLine(divideTwoIntegers.Divide(2147483647, 1)); break; case 30: Console.WriteLine("30. Substring with Concatenation of All Words"); SubstringwithConcatenationofAllWords substringwithConcatenationofAllWords = new SubstringwithConcatenationofAllWords(); string[] stringToSend30 = new string[] { "foo", "bar" }; substringwithConcatenationofAllWords.FindSubstring("barfoothefoobarman", stringToSend30); break; case 31: Console.WriteLine("31.Next Permutation"); NextPermutation nextPermutation = new NextPermutation(); int[] intList = { 3, 2, 1 }; nextPermutation.nextPermutation(intList); break; case 32: Console.WriteLine("32. Longest Valid Parentheses"); LongestValidParentheses longestValidParentheses = new LongestValidParentheses(); Console.WriteLine(longestValidParentheses.longestvalidparentheses("((()))")); break; case 33: Console.WriteLine("33. Search in Rotated Sorted Array"); Search_in_Rotated_Sorted_Array search_In_Rotated_Sorted_Array = new Search_in_Rotated_Sorted_Array(); int[] searchIn = { 4, 5, 6, 0, 1, 2, 3 }; Console.WriteLine(search_In_Rotated_Sorted_Array.Search(searchIn, 0)); break; case 34: Console.WriteLine("34. Find First and Last Position of Element in Sorted Array"); FindFirstandLastPositionofElementinSortedArray findFirstandLastPositionofElementinSortedArray = new FindFirstandLastPositionofElementinSortedArray(); int[] numsFirstLast = { 8, 8 }; findFirstandLastPositionofElementinSortedArray.SearchRange(numsFirstLast, 8); break; case 35: Console.WriteLine(" 35.Search Insert Position"); SearchInsertPosition searchInsertPosition = new SearchInsertPosition(); int[] numsInsertPosition = { 1, 3, 5, 6 }; searchInsertPosition.SearchInsert(numsInsertPosition, 5); break; case 36: Console.WriteLine(" 36.Valid Sudoku"); ValidSudoku validSudoku = new ValidSudoku(); var arr = new char[][] { new char[] { '5', '3', '.', '.', '7', '.', '.', '.', '.' }, new char[] { '6', '.', '.', '1', '9', '5', '.', '.', '.' }, new char[] { '.', '9', '8', '.', '.', '.', '.', '6', '.' }, new char[] { '8', '.', '.', '.', '6', '.', '.', '.', '3' }, new char[] { '4', '.', '.', '8', '.', '3', '.', '.', '1' }, new char[] { '7', '.', '.', '.', '2', '.', '.', '.', '6' }, new char[] { '.', '6', '.', '.', '.', '.', '2', '8', '.' }, new char[] { '.', '.', '.', '4', '1', '9', '.', '.', '5' }, new char[] { '.', '.', '.', '.', '8', '.', '.', '7', '9' } }; validSudoku.IsValidSudoku(arr); break; case 37: Console.WriteLine("37. Sudoku Solver"); SudokuSolver sudokuSolver = new SudokuSolver(); var arr1 = new char[][] { new char[] { '5', '3', '.', '.', '7', '.', '.', '.', '.' }, new char[] { '6', '.', '.', '1', '9', '5', '.', '.', '.' }, new char[] { '.', '9', '8', '.', '.', '.', '.', '6', '.' }, new char[] { '8', '.', '.', '.', '6', '.', '.', '.', '3' }, new char[] { '4', '.', '.', '8', '.', '3', '.', '.', '1' }, new char[] { '7', '.', '.', '.', '2', '.', '.', '.', '6' }, new char[] { '.', '6', '.', '.', '.', '.', '2', '8', '.' }, new char[] { '.', '.', '.', '4', '1', '9', '.', '.', '5' }, new char[] { '.', '.', '.', '.', '8', '.', '.', '7', '9' } }; sudokuSolver.SolveSudoku(arr1); break; case 38: Console.WriteLine("38. Count and Say"); CountandSay countandSay = new CountandSay(); Console.WriteLine(countandSay.CountAndSay(3)); break; case 39: Console.WriteLine("39. Combination Sum"); CombinationSum combinationSum = new CombinationSum(); combinationSum.combinationSum(new int[] { 2, 3, 6, 7 }, 7); break; case 40: Console.WriteLine("40. Combination Sum II"); CombinationSum2 combinationSum2 = new CombinationSum2(); combinationSum2.combinationSum2(new int[] { 10, 1, 2, 7, 6, 1, 5 }, 8); break; case 41: Console.WriteLine("First_Missing_Positive"); First_Missing_Positive first_Missing_Positive = new First_Missing_Positive(); Console.WriteLine(first_Missing_Positive.FirstMissingPositive(new int[] { 3, 4, -1, 1 }).ToString()); break; case 42: Console.WriteLine("42.Trapping_Rain_Water"); Console.WriteLine(new Trapping_Rain_Water().Trap(new int[] { 0, 1, 0, 2, 1, 0, 1, 3, 2, 1, 2, 1 })); break; case 43: Console.WriteLine("43. Multiply Strings"); Console.WriteLine(new MultiplyStrings().Multiply("123", "321")); break; case 44: Console.WriteLine("44. Wildcard Matching"); Console.WriteLine(new WildcardMatching().IsMatch("adceb", "*a*b")); break; case 45: Console.WriteLine("45. Jump Game II"); Console.WriteLine(new JumpGameII().Jump(new int[] { 2, 3, 1, 1, 4 })); break; case 46: Console.WriteLine("46. Permutations"); Console.WriteLine(new Permutations().Permute(new int[] { 1, 2, 3 })); break; case 47: Console.WriteLine("47. PermutationsII"); Console.WriteLine(new PermutationsII().PermuteUnique(new int[] { 2, 2, 1, 1 })); break; /* case 48: * Console.WriteLine("48. Rotate Image"); * int[,] matrix = new int[3,3] { { 1, 2, 3 }, { 4, 5, 6, }, { 7, 8, 9 } }; * Console.WriteLine(new RotateImage().Rotate(matrix)); * break; */ case 49: Console.WriteLine("49. GroupAnagrams"); Console.WriteLine(new GroupAnagrams().groupAnagrams(new string[] { "eat", "tea", "tan", "ate", "nat", "bat" })); break; case 50: Console.WriteLine("50. Pow(x,n)"); Console.WriteLine(new Pow().MyPow(2.0, -2)); break; case 51: Console.WriteLine("51. NQueens"); Console.WriteLine(new NQueens().SolveNQueens(4)); break; case 52: Console.WriteLine("52. NQueensII"); Console.WriteLine(new NQueensII().TotalNQueens(4)); break; case 53: Console.WriteLine("53. Maximum Subarray"); Console.WriteLine(new Maximum_Subarray().MaxSubArray(new int[] { -2, 1 })); break; case 54: Console.WriteLine("54. Spiral Matrix"); Console.WriteLine(new SpiralMatrix().SpiralOrder(new int[][] { new int[] { 1, 2, 3 }, new int[] { 4, 5, 6 }, new int[] { 7, 8, 9 } })); break; case 55: Console.WriteLine("55. JumpGame"); Console.WriteLine(new JumpGame().CanJump(new int[] { 2, 3, 1, 1, 4 })); break; case 56: Console.WriteLine("56. Merge Intervals"); Console.WriteLine(new MergeIntervals().Merge(new int[][] { new int[] { 1, 3 }, new int[] { 2, 6 }, new int[] { 8, 10 }, new int[] { 15, 18 } })); break; case 57: Console.WriteLine("57. Insert Interval"); Console.WriteLine(new InsertInterval().Insert(new int[][] { new int[] { 1, 3 }, new int[] { 2, 6 }, new int[] { 8, 10 }, new int[] { 15, 18 } }, new int[] { 2, 3 })); break; case 58: Console.WriteLine("58. LengthOfLastWord"); Console.WriteLine(new LengthofLastWord().LengthOfLastWord("a ")); break; case 59: Console.WriteLine("59. Spiral MatrixII"); Console.WriteLine(new SpiralMatrixII().GenerateMatrix(3)); break; case 60: Console.WriteLine("60. Permutation Sequence"); Console.WriteLine(new PermutationSequence().GetPermutation(3, 3)); break; case 61: Console.WriteLine("61. Rotate List"); Console.WriteLine(new RotateList().RotateRight(new RotateList().createList(4), 10)); break; case 62: Console.WriteLine("62. Unique Paths"); Console.WriteLine(new UniquePaths().Unique_Paths(3, 7)); break; case 63: Console.WriteLine("63. Unique PathsII"); Console.WriteLine(new UniquePathsII().UniquePathsWithObstacles(new int[][] { new int[] { 0, 0 }, new int[] { 1, 1 }, new int[] { 0, 0 } })); break; case 64: Console.WriteLine("64. Minimum Path Sum"); Console.WriteLine(new MinimumPathSum().MinPathSum(new int[][] { new int[] { 9, 1, 4, 8 } })); break; case 66: Console.WriteLine("66. Plus One"); Console.WriteLine(new PlusOne().plusOne(new int[] { 9 })); break; case 67: Console.WriteLine("67. Add Binary"); Console.WriteLine(new AddBinary().addBinary("1010", "1011")); break; case 69: Console.WriteLine("69. Sqrt(x)"); Console.WriteLine(new SqrtX().MySqrt(26)); break; case 70: Console.WriteLine("70. ClimbStairs"); Console.WriteLine(new ClimbingStairs().climbStairs(6)); break; case 73: Console.WriteLine("73. Set Matrix Zeroes"); new SetZeroesMatrix().SetZeroes(new int[][] { new int[] { 0, 1, 2, 0 }, new int[] { 3, 4, 5, 2 }, new int[] { 1, 3, 1, 5 } }); break; case 83: Console.WriteLine("83. Remove Duplicates from Sorted List"); Console.WriteLine(new RemoveDuplicatesfromSortedList().DeleteDuplicates(new RemoveDuplicatesfromSortedList().createList(5))); break; case 88: Console.WriteLine("88. Merge Sorted Array"); new MergeSortedArray().Merge(new int[] { 1, 2, 3, 0, 0, 0 }, 3, new int[] { 2, 5, 6 }, 3); break; case 100: Console.WriteLine("100. Same Tree"); SameTree sameTree = new SameTree(); Console.WriteLine(sameTree.IsSameTree(sameTree.createTree(), sameTree.createTree())); break; case 101: Console.WriteLine("101. Symmetric Tree"); SymmetricTree symmetricTree = new SymmetricTree(); Console.WriteLine(symmetricTree.IsSymmetric(symmetricTree.createTree())); break; case 104: Console.WriteLine("104. Maximum Depth of Binary Tree"); MaximumDepthofBinaryTree maximumDepthofBinaryTree = new MaximumDepthofBinaryTree(); Console.WriteLine(maximumDepthofBinaryTree.MaxDepth(maximumDepthofBinaryTree.createTree())); break; case 107: Console.WriteLine("107. Binary Tree Level Order Traversal II"); BinaryTreeLevelOrderTraversalII binaryTreeLevelOrderTraversalII = new BinaryTreeLevelOrderTraversalII(); Console.WriteLine(binaryTreeLevelOrderTraversalII.LevelOrderBottom(binaryTreeLevelOrderTraversalII.createTree())); break; case 108: Console.WriteLine("108. Convert Sorted Array to Binary Search "); ConvertSortedArraytoBinarySearchTree convertSortedArraytoBinarySearchTree = new ConvertSortedArraytoBinarySearchTree(); Console.WriteLine(convertSortedArraytoBinarySearchTree.SortedArrayToBST(new int[] { -10, -3, 0, 5, 9 })); break; case 110: Console.WriteLine("110. Balanced Binary Tree"); BalancedBinaryTree balancedBinaryTree = new BalancedBinaryTree(); Console.WriteLine(balancedBinaryTree.IsBalanced(balancedBinaryTree.createTree())); break; case 111: Console.WriteLine("111. Minimum Depth of Binary Tree"); MinimumDepthofBinaryTree minimumDepthofBinaryTree = new MinimumDepthofBinaryTree(); Console.WriteLine(minimumDepthofBinaryTree.MinDepth(minimumDepthofBinaryTree.createTree())); break; case 112: Console.WriteLine("112. Path Sum"); PathSum pathSum = new PathSum(); Console.WriteLine(pathSum.HasPathSum(pathSum.createTree(), 6)); break; case 118: Console.WriteLine("118. PascalsTriangle"); Console.WriteLine(new PascalsTriangle().Generate(2)); break; case 119: Console.WriteLine("119. PascalsTriangleII"); Console.WriteLine(new PascalsTriangleII().GetRow(2)); break; case 121: Console.WriteLine("121. Best Time to Buy and Sell Stock"); Console.WriteLine(new BestTimetoBuyandSellStock().MaxProfit(new int[] { 2, 4, 1 })); break; case 122: Console.WriteLine("122. Best Time to Buy and Sell StockII"); Console.WriteLine(new BestTimetoBuyandSellStockII().MaxProfit(new int[] { 2, 4, 1 })); break; case 125: Console.WriteLine("125. Valid Palindrome"); Console.WriteLine(new ValidPalindrome().IsPalindrome("A man, a plan, a canal: Panama")); break; case 136: Console.WriteLine("136. Single Number"); Console.WriteLine(new SingleNumber().singleNumber(new int[] { 2, 2, 1 })); break; case 155: Console.WriteLine("155. Min Stack"); // Console.WriteLine(new SingleNumber().singleNumber(new int[] { 2, 2, 1 })); break; case 160: Console.WriteLine("160. IntersectionofTwoLinkedLists"); // Console.WriteLine(new SingleNumber().singleNumber(new int[] { 2, 2, 1 })); break; case 167: Console.WriteLine("167. Two Sum II - Input array is sorted"); Console.WriteLine(new TwoSumIIInputarrayissorted().TwoSum(new int[] { 2, 3, 4 }, 6)); break; case 168: Console.WriteLine("168. Excel Sheet Column Title"); Console.WriteLine(new ExcelSheetColumnTitle().ConvertToTitle(701)); break; case 169: Console.WriteLine("169. Majority Element"); Console.WriteLine(new MajorityElement().Majorityelement(new int[] { 2, 2, 1, 1, 1, 2, 2 })); break; case 171: Console.WriteLine("171. Excel Sheet Column Number"); Console.WriteLine(new ExcelSheetColumnNumber().TitleToNumber("AB")); break; case 189: Console.WriteLine("189. Rotate Array"); new RotateArray().Rotate(new int[] { 1, 2, 3, 4, 5, 6, 7 }, 3); break; case 190: Console.WriteLine("190. Reverse Bits"); Console.WriteLine(new ReverseBits().reverseBits(43261596)); break; case 198: Console.WriteLine("198. House Robber"); Console.WriteLine(new HouseRobber().Rob(new int[] { 2, 1, 1, 2 })); break; case 202: Console.WriteLine("202. HappyNumber"); Console.WriteLine(new HappyNumber().IsHappy(2)); break; case 204: Console.WriteLine("204. CountPrimes"); Console.WriteLine(new CountPrimes().Countprimes(3)); break; case 205: Console.WriteLine("205. IsomorphicStrings"); Console.WriteLine(new IsomorphicStrings().IsIsomorphic("foo", "bar")); break; case 206: Console.WriteLine("206. ReverseLinkedList"); ReverseLinkedList reverseLinkedList = new ReverseLinkedList(); Console.WriteLine(reverseLinkedList.ReverseList(reverseLinkedList.createList(5))); break; case 217: Console.WriteLine("217. Containsduplicate"); Console.WriteLine(new ContainsDuplicate().Containsduplicate(new int[] { 1, 2, 3, 4, 4 })); break; case 219: Console.WriteLine("217. ContainsDuplicateII"); Console.WriteLine(new ContainsDuplicateII().ContainsNearbyDuplicate(new int[] { 1, 0, 1, 1 }, 1)); break; case 225: Console.WriteLine("225. Implement Stack using Queues"); ImplementStackusingQueues.MyStack implementStackusingQueues = new ImplementStackusingQueues.MyStack(); implementStackusingQueues.Push(1); implementStackusingQueues.Push(2); implementStackusingQueues.Push(3); Console.WriteLine(implementStackusingQueues.Top()); break; case 232: Console.WriteLine("232. Implement Queue Using Stacks"); break; case 234: Console.WriteLine("234. Palindrome Linked List"); PalindromeLinkedList palindromeLinkedList = new PalindromeLinkedList(); Console.WriteLine(palindromeLinkedList.IsPalindrome(palindromeLinkedList.createList(4))); break; case 242: Console.WriteLine("242. Valid Anagram"); Console.WriteLine(new ValidAnagram().IsAnagram("aacc", "ccac")); break; case 258: Console.WriteLine("258. AddDigits"); Console.WriteLine(new AddDigit().AddDigits(38)); break; case 263: Console.WriteLine("263. UglyNumbers"); Console.WriteLine(new UglyNumber().IsUgly(-2147483648)); break; case 268: Console.WriteLine("268. MissingNumber"); Console.WriteLine(new MissingNumber().Missingnumber(new int[] { 3, 0, 1 })); break; case 283: Console.WriteLine("283. MoveZeroes"); new MoveZeroes().Movezeroes(new int[] { 3, 0, 1 }); break; case 290: Console.WriteLine("290. Wordpattern"); Console.WriteLine(new WordPattern().Wordpattern("abba", "dog cat cat dog")); break; case 292: Console.WriteLine("292. Nim Game"); Console.WriteLine(new NimGame().CanWinNim(8)); break; case 299: Console.WriteLine("299. BullsandCows"); Console.WriteLine(new BullsandCows().GetHint("1123", "0111")); break; case 303: Console.WriteLine("303. Range Sum Query - Immutable"); NumArray numArray = new NumArray(new int[] { -2, 0, 3, -5, 2, -1 }); Console.WriteLine(numArray.SumRange(2, 5)); break; case 326: Console.WriteLine("326. Power of Three"); Console.WriteLine(new PowerofThree().IsPowerOfThree(243)); break; case 344: Console.WriteLine("344. Reverse String"); new ReverseString().reverseString(new char[] { 'H', 'a', 'n', 'n', 'a', 'h' }); break; case 349: Console.WriteLine("349. Intersection Of Two Arrays"); new IntersectionofTwoArrays().Intersection(new int[] { 1, 2, 3 }, new int[] { 2, 3, 4 }); break; case 350: Console.WriteLine("350. Intersection Of Two Arrays II"); new IntersectionOfTwoArraysII().Intersect(new int[] { 1, 2, 2, 3 }, new int[] { 2, 2, 3, 4 }); break; case 345: Console.WriteLine("345. Reverse Vowels of a String"); Console.WriteLine(new ReverseVowelsofaString().ReverseVowels("LeetCode")); break; case 367: Console.WriteLine("367. Valud Perfect Square"); Console.WriteLine(new ValidPerfectSquare().IsPerfectSquare(14)); break; case 371: Console.WriteLine("371. SumOfTwoIntegers"); Console.WriteLine(new SumofTwoIntegers().GetSum(-1, 5)); break; case 374: Console.WriteLine("374. Guess Number High Or Lower"); Console.WriteLine(new GuessNumberHighOrLower(2).GuessNumber(2)); break; case 387: Console.WriteLine("387. First Unique Character in a String"); Console.WriteLine(new FirstUniqueCharacterinaString().FirstUniqChar("cc")); break; case 389: Console.WriteLine("389. First Unique Character in a String"); Console.WriteLine(new FindtheDifference().FindTheDifference("abc", "abcd")); break; case 392: Console.WriteLine("392. IsSubsequence"); Console.WriteLine(new IsSubsequence().IsASubsequence("Ahbgdc", "abc")); break; case 401: Console.WriteLine("401. BinaryWatch"); Console.WriteLine(new BinaryWatch().ReadBinaryWatch(1)); break; case 404: Console.WriteLine("404. SumOfLeftLeaves"); break; case 405: Console.WriteLine("405. Convert a Number to Hexadecimal"); Console.WriteLine(new ConvertaNumbertoHexadecimal().ToHex(111111)); break; case 409: Console.WriteLine("409. Longestpalindrome"); Console.WriteLine(new LongestPalindrome().Longestpalindrome("civilwartestingwhetherthatnaptionoranynartionsoconceivedandsodedicatedcanlongendureWeareqmetonagreatbattlefiemldoftzhatwarWehavecometodedicpateaportionofthatfieldasafinalrestingplaceforthosewhoheregavetheirlivesthatthatnationmightliveItisaltogetherfangandproperthatweshoulddothisButinalargersensewecannotdedicatewecannotconsecratewecannothallowthisgroundThebravelmenlivinganddeadwhostruggledherehaveconsecrateditfaraboveourpoorponwertoaddordetractTgheworldadswfilllittlenotlenorlongrememberwhatwesayherebutitcanneverforgetwhattheydidhereItisforusthelivingrathertobededicatedheretotheulnfinishedworkwhichtheywhofoughtherehavethusfarsonoblyadvancedItisratherforustobeherededicatedtothegreattdafskremainingbeforeusthatfromthesehonoreddeadwetakeincreaseddevotiontothatcauseforwhichtheygavethelastpfullmeasureofdevotionthatweherehighlyresolvethatthesedeadshallnothavediedinvainthatthisnationunsderGodshallhaveanewbirthoffreedomandthatgovernmentofthepeoplebythepeopleforthepeopleshallnotperishfromtheearth")); break; case 412: Console.WriteLine("412. FizzBuzz"); Console.WriteLine(new FizzBuzz().Fizzbuzz(15)); break; case 414: Console.WriteLine("414. Third Maximum Number"); Console.WriteLine(new ThirdMaximumNumber().ThirdMax(new int[] { 1, 2 })); break; case 415: Console.WriteLine("415. Add String"); Console.WriteLine(new AddStrings().Addstrings("9", "99")); break; case 416: Console.WriteLine("416. Partition Equal Subset Sum"); Console.WriteLine(new PartitionEqualSubsetSum().CanPartition(new int[] { 1, 5, 11, 5 })); break; case 417: Console.WriteLine("417. Pacific Atlantic Water Flow"); Console.WriteLine(new PacificAtlanticWaterFlow().PacificAtlantic(new int[, ] { { 1, 2, 2, 3, 5 }, { 3, 2, 3, 4, 4 }, { 2, 4, 5, 3, 1 }, { 6, 7, 1, 4, 5 }, { 5, 1, 1, 2, 4 } })); break; case 419: Console.WriteLine("419. Battleships in a Board"); var matrix = new char[3][]; matrix[0] = new char[] { 'X', '.', '.', 'X' }; matrix[1] = new char[] { '.', '.', '.', 'X' }; matrix[2] = new char[] { '.', '.', '.', 'X' }; //matrix[3] = new char[] { '.', '.', '.', 'X' }; Console.WriteLine(new BattleshipsinaBoard().CountBattleships(matrix)); break; case 421: Console.WriteLine("421. Maximum XOR of Two Numbers in an Array"); Console.WriteLine(new MaximumXOROfTwoNumbersInAnArray().FindMaximumXOR(new int[] { 3, 10, 5, 25, 2, 8 })); break; case 5555: testing testing = new testing(); // testing.test(); runBatch runBatch = new runBatch(); runBatch.run(); break; default: break; } } Console.WriteLine("Bye"); }
static void Main(string[] args) { RomanToInteger test = new RomanToInteger(); Console.WriteLine(test.RomanToInt("MDCCLXXVI")); }