refactor project

LeetCode.sln

@@ -0,0 +1,58 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 17
+VisualStudioVersion = 17.0.31903.59
+MinimumVisualStudioVersion = 10.0.40219.1
+
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "LeetCode.Tests", "tests\LeetCode.Tests\LeetCode.Tests.csproj", "{CAA5DCE2-1A75-45A5-A7D9-521ADE361A48}"
+EndProject
+Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "tests", "tests", "{CAFF904D-2B73-475E-A8BE-EFF7084DF271}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "NeetCode.Tests", "tests\NeetCode.Tests\NeetCode.Tests.csproj", "{36E805B7-9CB6-4FF1-B582-E22482D2F788}"
+EndProject
+Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "src", "src", "{840433FA-1042-44BF-9627-5DAF7B8132D4}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "LeetCode.Solutions", "src\LeetCode.Solutions\LeetCode.Solutions.csproj", "{9C96DEB1-9DE2-45B0-88E1-E1EAEE05E8E3}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "NeetCode.Solutions", "src\NeetCode.Solutions\NeetCode.Solutions.csproj", "{54A495C1-39F6-4470-807B-743A9BA98572}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Core", "src\Core\Core.csproj", "{5A0AC37B-F586-4EB4-90AE-14AA587F678B}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{CAA5DCE2-1A75-45A5-A7D9-521ADE361A48}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{CAA5DCE2-1A75-45A5-A7D9-521ADE361A48}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{CAA5DCE2-1A75-45A5-A7D9-521ADE361A48}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{CAA5DCE2-1A75-45A5-A7D9-521ADE361A48}.Release|Any CPU.Build.0 = Release|Any CPU
+		{36E805B7-9CB6-4FF1-B582-E22482D2F788}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{36E805B7-9CB6-4FF1-B582-E22482D2F788}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{36E805B7-9CB6-4FF1-B582-E22482D2F788}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{36E805B7-9CB6-4FF1-B582-E22482D2F788}.Release|Any CPU.Build.0 = Release|Any CPU
+		{9C96DEB1-9DE2-45B0-88E1-E1EAEE05E8E3}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{9C96DEB1-9DE2-45B0-88E1-E1EAEE05E8E3}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{9C96DEB1-9DE2-45B0-88E1-E1EAEE05E8E3}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{9C96DEB1-9DE2-45B0-88E1-E1EAEE05E8E3}.Release|Any CPU.Build.0 = Release|Any CPU
+		{54A495C1-39F6-4470-807B-743A9BA98572}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{54A495C1-39F6-4470-807B-743A9BA98572}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{54A495C1-39F6-4470-807B-743A9BA98572}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{54A495C1-39F6-4470-807B-743A9BA98572}.Release|Any CPU.Build.0 = Release|Any CPU
+		{5A0AC37B-F586-4EB4-90AE-14AA587F678B}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{5A0AC37B-F586-4EB4-90AE-14AA587F678B}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{5A0AC37B-F586-4EB4-90AE-14AA587F678B}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{5A0AC37B-F586-4EB4-90AE-14AA587F678B}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(NestedProjects) = preSolution
+		{CAA5DCE2-1A75-45A5-A7D9-521ADE361A48} = {CAFF904D-2B73-475E-A8BE-EFF7084DF271}
+		{36E805B7-9CB6-4FF1-B582-E22482D2F788} = {CAFF904D-2B73-475E-A8BE-EFF7084DF271}
+		{9C96DEB1-9DE2-45B0-88E1-E1EAEE05E8E3} = {840433FA-1042-44BF-9627-5DAF7B8132D4}
+		{54A495C1-39F6-4470-807B-743A9BA98572} = {840433FA-1042-44BF-9627-5DAF7B8132D4}
+		{5A0AC37B-F586-4EB4-90AE-14AA587F678B} = {840433FA-1042-44BF-9627-5DAF7B8132D4}
+	EndGlobalSection
+EndGlobal

src/LeetCode.Solutions/Attributes/ApproachAttribute.cs → src/Core/Attributes/ApproachAttribute.cs

@@ -1,5 +1,6 @@
+using Core.Enums;
 
-namespace LeetCode.Solutions.Attributes;
+namespace Core.Attributes;
 
     [System.AttributeUsage(System.AttributeTargets.Method)]
     public class ApproachAttribute : System.Attribute

src/LeetCode.Solutions/Attributes/CompaniesAttributes.cs → src/Core/Attributes/CompaniesAttributes.cs

@@ -1,5 +1,7 @@
 
-namespace LeetCode.Solutions.Attributes;
+using Core.Enums;
+
+namespace Core.Attributes;
 
     [System.AttributeUsage(System.AttributeTargets.Class)]
     public class CompaniesAttribute : System.Attribute

src/LeetCode.Solutions/Attributes/LevelAttribute.cs → src/Core/Attributes/LevelAttribute.cs

@@ -1,5 +1,6 @@
+using Core.Enums;
 
-namespace LeetCode.Solutions.Attributes;
+namespace Core.Attributes;
 
     [System.AttributeUsage(System.AttributeTargets.Class)]
     public class LevelAttribute : System.Attribute

src/LeetCode.Solutions/Attributes/SpaceComplexityAttribute.cs → src/Core/Attributes/SpaceComplexityAttribute.cs

@@ -1,5 +1,5 @@
 
-namespace LeetCode.Solutions.Attributes;
+namespace Core.Attributes;
 
     [System.AttributeUsage(System.AttributeTargets.Method)]
     public class SpaceComplexityAttribute : System.Attribute

src/LeetCode.Solutions/Attributes/TimeComplexityAttribute.cs → src/Core/Attributes/TimeComplexityAttribute.cs

@@ -1,5 +1,5 @@
 
-namespace LeetCode.Solutions.Attributes;
+namespace Core.Attributes;
 
     [System.AttributeUsage(System.AttributeTargets.Method)]
     public class TimeComplexityAttribute : System.Attribute

src/Core/Core.csproj

@@ -0,0 +1,9 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net8.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+</Project>

src/LeetCode.Solutions/Enums/Approach.cs → src/Core/Enums/Approach.cs

@@ -1,4 +1,4 @@
-namespace LeetCode.Solutions.Enums
+namespace Core.Enums
 {
     public enum Approach
     {

src/LeetCode.Solutions/Enums/Company.cs → src/Core/Enums/Company.cs

@@ -1,4 +1,4 @@
-namespace LeetCode.Solutions.Enums
+namespace Core.Enums
 {
     public enum Company
     {

src/LeetCode.Solutions/Enums/Level.cs → src/Core/Enums/Level.cs

@@ -1,4 +1,4 @@
-namespace LeetCode.Solutions.Enums
+namespace Core.Enums
 {
     public enum Level
     {

src/Core/Helpers/ListNode.cs

@@ -0,0 +1,14 @@
+
+namespace Core.Helpers;
+
+public class ListNode
+{
+    public int val;
+    public ListNode next;
+    public ListNode(int val = 0, ListNode next = default)
+    {
+        this.val = val;
+        this.next = next;
+    }
+}
+

src/Core/Helpers/Node.cs

@@ -0,0 +1,20 @@
+namespace Core.Helpers;
+public class Node
+{
+    public int val;
+    public IList<Node> children;
+
+    public Node() { }
+
+    public Node(int _val)
+    {
+        val = _val;
+    }
+
+    public Node(int _val, IList<Node> _children)
+    {
+        val = _val;
+        children = _children;
+    }
+
+}

src/Core/Helpers/NodeGenerator.cs

@@ -0,0 +1,81 @@
+namespace Core.Helpers;
+
+public static class NodeGenerator
+{
+    public static ListNode ListNode(int[] nums)
+    {
+        if (nums == null || nums.Length == 0) return null;
+
+        var i = 0;
+        var first = new ListNode(nums[i]);
+        var current = first;
+
+        while (++i < nums.Length)
+        {
+            current.next = new ListNode(nums[i]);
+            current = current.next;
+        }
+
+        return first;
+    }
+
+    public static TreeNode TreeNode(int?[] nums)
+    {
+        if (nums == null || nums.Length == 0) { return null; }
+
+        var i = 0;
+        var first = new TreeNode(nums[i++].Value);
+        var queue = new Queue<TreeNode?>();
+        queue.Enqueue(first);
+
+        while (queue.Count > 0)
+        {
+            var current = queue.Dequeue();
+            if (i < nums.Length && nums[i].HasValue)
+            {
+                var node = new TreeNode(nums[i].Value);
+                current.left = node;
+                queue.Enqueue(node);
+            }
+            if (i + 1 < nums.Length && nums[i + 1].HasValue)
+            {
+                var node = new TreeNode(nums[i + 1].Value);
+                current.right = node;
+                queue.Enqueue(node);
+            }
+            i += 2;
+        }
+
+        return first;
+    }
+
+    public static TreeLinkNode LinkTree(int?[] nums)
+    {
+        if (nums == null || nums.Length == 0) { return null; }
+
+        var i = 0;
+        var first = new TreeLinkNode(nums[i++].Value);
+        var queue = new Queue<TreeLinkNode>();
+        queue.Enqueue(first);
+
+        while (queue.Count > 0)
+        {
+            var current = queue.Dequeue();
+            if (i < nums.Length && nums[i].HasValue)
+            {
+                var node = new TreeLinkNode(nums[i].Value);
+                current.left = node;
+                queue.Enqueue(node);
+            }
+            if (i + 1 < nums.Length && nums[i + 1].HasValue)
+            {
+                var node = new TreeLinkNode(nums[i + 1].Value);
+                current.right = node;
+                queue.Enqueue(node);
+            }
+            i += 2;
+        }
+
+        return first;
+    }
+}

src/Core/Helpers/TreeLinkNode.cs

@@ -0,0 +1,13 @@
+
+namespace Core.Helpers;
+
+public class TreeLinkNode
+{
+    public int val;
+    public TreeLinkNode left;
+    public TreeLinkNode right;
+    public TreeLinkNode next;
+
+    public TreeLinkNode(int x) { val = x; }
+
+}

src/Core/Helpers/TreeNode.cs

@@ -0,0 +1,15 @@
+
+namespace Core.Helpers;
+public class TreeNode
+{
+    public int val;
+    public TreeNode left;
+    public TreeNode right;
+    public TreeNode(int val = 0, TreeNode left = default, TreeNode right = default)
+    {
+        this.val = val;
+        this.left = left;
+        this.right = right;
+    }
+
+}

src/LeetCode.Solutions/LeetCode/17_LetterCombinationsOfAPhoneNumber.cs → src/LeetCode.Solutions/17_LetterCombinationsOfAPhoneNumber.cs

@@ -1,4 +1,6 @@
 
+using System.Text;
+
 namespace LeetCode.Solutions;
 
 /// <summary>

src/LeetCode.Solutions/LeetCode/1_TwoSum.cs → src/LeetCode.Solutions/1_TwoSum.cs

@@ -1,3 +1,5 @@
+using Core.Attributes;
+using Core.Enums;
 
 namespace LeetCode.Solutions;
 

src/LeetCode.Solutions/LeetCode.Solutions.csproj

@@ -6,4 +6,8 @@
     <Nullable>enable</Nullable>
   </PropertyGroup>
 
+  <ItemGroup>
+    <ProjectReference Include="..\Core\Core.csproj" />
+  </ItemGroup>
+
 </Project>

src/LeetCode.Solutions/Usings.cs

@@ -1,3 +1,7 @@
+global using Core.Attributes;
+global using Core.Enums;
+global using Core.Helpers;
+global using System;
+global using System.Collections.Generic;
+global using System.Linq;
 global using System.Text;
-global using LeetCode.Solutions.Attributes;
-global using LeetCode.Solutions.Enums;