diff --git a/2018_07/2018_07.csproj b/2018_07/2018_07.csproj
new file mode 100644
index 0000000..bd562e3
--- /dev/null
+++ b/2018_07/2018_07.csproj
@@ -0,0 +1,53 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="15.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
+  <PropertyGroup>
+    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
+    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
+    <ProjectGuid>{0C8DD4E6-4481-4230-B528-D2F0FDE4E6A7}</ProjectGuid>
+    <OutputType>Exe</OutputType>
+    <RootNamespace>_2018_07</RootNamespace>
+    <AssemblyName>2018_07</AssemblyName>
+    <TargetFrameworkVersion>v4.6.1</TargetFrameworkVersion>
+    <FileAlignment>512</FileAlignment>
+    <AutoGenerateBindingRedirects>true</AutoGenerateBindingRedirects>
+    <Deterministic>true</Deterministic>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
+    <PlatformTarget>AnyCPU</PlatformTarget>
+    <DebugSymbols>true</DebugSymbols>
+    <DebugType>full</DebugType>
+    <Optimize>false</Optimize>
+    <OutputPath>bin\Debug\</OutputPath>
+    <DefineConstants>DEBUG;TRACE</DefineConstants>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
+    <PlatformTarget>AnyCPU</PlatformTarget>
+    <DebugType>pdbonly</DebugType>
+    <Optimize>true</Optimize>
+    <OutputPath>bin\Release\</OutputPath>
+    <DefineConstants>TRACE</DefineConstants>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+  </PropertyGroup>
+  <ItemGroup>
+    <Reference Include="System" />
+    <Reference Include="System.Core" />
+    <Reference Include="System.Xml.Linq" />
+    <Reference Include="System.Data.DataSetExtensions" />
+    <Reference Include="Microsoft.CSharp" />
+    <Reference Include="System.Data" />
+    <Reference Include="System.Net.Http" />
+    <Reference Include="System.Xml" />
+  </ItemGroup>
+  <ItemGroup>
+    <Compile Include="Program.cs" />
+    <Compile Include="Properties\AssemblyInfo.cs" />
+  </ItemGroup>
+  <ItemGroup>
+    <None Include="App.config" />
+  </ItemGroup>
+  <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
+</Project>
\ No newline at end of file
diff --git a/2018_07/App.config b/2018_07/App.config
new file mode 100644
index 0000000..731f6de
--- /dev/null
+++ b/2018_07/App.config
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<configuration>
+    <startup> 
+        <supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.6.1" />
+    </startup>
+</configuration>
\ No newline at end of file
diff --git a/2018_07/Program.cs b/2018_07/Program.cs
new file mode 100644
index 0000000..cb30b7f
--- /dev/null
+++ b/2018_07/Program.cs
@@ -0,0 +1,15 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace _2018_07
+{
+    class Program
+    {
+        static void Main(string[] args)
+        {
+        }
+    }
+}
diff --git a/2018_07/Properties/AssemblyInfo.cs b/2018_07/Properties/AssemblyInfo.cs
new file mode 100644
index 0000000..06e7ef0
--- /dev/null
+++ b/2018_07/Properties/AssemblyInfo.cs
@@ -0,0 +1,36 @@
+using System.Reflection;
+using System.Runtime.CompilerServices;
+using System.Runtime.InteropServices;
+
+// General Information about an assembly is controlled through the following
+// set of attributes. Change these attribute values to modify the information
+// associated with an assembly.
+[assembly: AssemblyTitle("2018_07")]
+[assembly: AssemblyDescription("")]
+[assembly: AssemblyConfiguration("")]
+[assembly: AssemblyCompany("")]
+[assembly: AssemblyProduct("2018_07")]
+[assembly: AssemblyCopyright("Copyright ©  2018")]
+[assembly: AssemblyTrademark("")]
+[assembly: AssemblyCulture("")]
+
+// Setting ComVisible to false makes the types in this assembly not visible
+// to COM components.  If you need to access a type in this assembly from
+// COM, set the ComVisible attribute to true on that type.
+[assembly: ComVisible(false)]
+
+// The following GUID is for the ID of the typelib if this project is exposed to COM
+[assembly: Guid("0c8dd4e6-4481-4230-b528-d2f0fde4e6a7")]
+
+// Version information for an assembly consists of the following four values:
+//
+//      Major Version
+//      Minor Version
+//      Build Number
+//      Revision
+//
+// You can specify all the values or you can default the Build and Revision Numbers
+// by using the '*' as shown below:
+// [assembly: AssemblyVersion("1.0.*")]
+[assembly: AssemblyVersion("1.0.0.0")]
+[assembly: AssemblyFileVersion("1.0.0.0")]
diff --git a/AdventOfCode.sln b/AdventOfCode.sln
index 19ba899..5ddb46d 100644
--- a/AdventOfCode.sln
+++ b/AdventOfCode.sln
@@ -17,6 +17,8 @@ Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "2018_05", "2018_05\2018_05.
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "2018_06", "2018_06\2018_06.csproj", "{081924FB-199D-4EF7-85C2-E4DF15829C43}"
 EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "2018_07", "2018_07\2018_07.csproj", "{0C8DD4E6-4481-4230-B528-D2F0FDE4E6A7}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -51,6 +53,10 @@ Global
 		{081924FB-199D-4EF7-85C2-E4DF15829C43}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{081924FB-199D-4EF7-85C2-E4DF15829C43}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{081924FB-199D-4EF7-85C2-E4DF15829C43}.Release|Any CPU.Build.0 = Release|Any CPU
+		{0C8DD4E6-4481-4230-B528-D2F0FDE4E6A7}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{0C8DD4E6-4481-4230-B528-D2F0FDE4E6A7}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{0C8DD4E6-4481-4230-B528-D2F0FDE4E6A7}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{0C8DD4E6-4481-4230-B528-D2F0FDE4E6A7}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
diff --git a/Data/AdventOfCode_181207/2018_07_data.txt b/Data/AdventOfCode_181207/2018_07_data.txt
new file mode 100644
index 0000000..8fbd6a3
--- /dev/null
+++ b/Data/AdventOfCode_181207/2018_07_data.txt
@@ -0,0 +1,101 @@
+Step B must be finished before step X can begin.
+Step H must be finished before step P can begin.
+Step Y must be finished before step J can begin.
+Step Z must be finished before step I can begin.
+Step T must be finished before step U can begin.
+Step R must be finished before step C can begin.
+Step S must be finished before step J can begin.
+Step W must be finished before step J can begin.
+Step C must be finished before step L can begin.
+Step L must be finished before step F can begin.
+Step E must be finished before step G can begin.
+Step A must be finished before step G can begin.
+Step V must be finished before step X can begin.
+Step U must be finished before step O can begin.
+Step P must be finished before step F can begin.
+Step O must be finished before step I can begin.
+Step I must be finished before step F can begin.
+Step K must be finished before step F can begin.
+Step J must be finished before step F can begin.
+Step G must be finished before step X can begin.
+Step M must be finished before step X can begin.
+Step F must be finished before step Q can begin.
+Step Q must be finished before step N can begin.
+Step D must be finished before step N can begin.
+Step X must be finished before step N can begin.
+Step I must be finished before step Q can begin.
+Step U must be finished before step I can begin.
+Step D must be finished before step X can begin.
+Step B must be finished before step W can begin.
+Step L must be finished before step N can begin.
+Step U must be finished before step X can begin.
+Step U must be finished before step J can begin.
+Step C must be finished before step V can begin.
+Step G must be finished before step N can begin.
+Step S must be finished before step K can begin.
+Step Q must be finished before step D can begin.
+Step J must be finished before step X can begin.
+Step V must be finished before step K can begin.
+Step Z must be finished before step A can begin.
+Step L must be finished before step M can begin.
+Step H must be finished before step D can begin.
+Step V must be finished before step Q can begin.
+Step L must be finished before step V can begin.
+Step S must be finished before step D can begin.
+Step C must be finished before step Q can begin.
+Step S must be finished before step L can begin.
+Step E must be finished before step V can begin.
+Step E must be finished before step P can begin.
+Step C must be finished before step I can begin.
+Step O must be finished before step K can begin.
+Step H must be finished before step V can begin.
+Step M must be finished before step F can begin.
+Step K must be finished before step N can begin.
+Step C must be finished before step X can begin.
+Step G must be finished before step D can begin.
+Step E must be finished before step U can begin.
+Step R must be finished before step L can begin.
+Step K must be finished before step G can begin.
+Step W must be finished before step C can begin.
+Step B must be finished before step L can begin.
+Step L must be finished before step J can begin.
+Step U must be finished before step D can begin.
+Step I must be finished before step G can begin.
+Step Q must be finished before step X can begin.
+Step B must be finished before step M can begin.
+Step T must be finished before step P can begin.
+Step G must be finished before step Q can begin.
+Step Y must be finished before step U can begin.
+Step M must be finished before step D can begin.
+Step P must be finished before step I can begin.
+Step I must be finished before step K can begin.
+Step O must be finished before step M can begin.
+Step H must be finished before step Z can begin.
+Step V must be finished before step M can begin.
+Step P must be finished before step J can begin.
+Step B must be finished before step U can begin.
+Step E must be finished before step X can begin.
+Step M must be finished before step Q can begin.
+Step W must be finished before step L can begin.
+Step O must be finished before step J can begin.
+Step I must be finished before step X can begin.
+Step J must be finished before step N can begin.
+Step Y must be finished before step S can begin.
+Step E must be finished before step D can begin.
+Step M must be finished before step N can begin.
+Step E must be finished before step O can begin.
+Step I must be finished before step D can begin.
+Step V must be finished before step N can begin.
+Step R must be finished before step X can begin.
+Step Z must be finished before step O can begin.
+Step O must be finished before step X can begin.
+Step I must be finished before step J can begin.
+Step S must be finished before step E can begin.
+Step E must be finished before step Q can begin.
+Step J must be finished before step Q can begin.
+Step H must be finished before step Y can begin.
+Step T must be finished before step G can begin.
+Step S must be finished before step A can begin.
+Step P must be finished before step K can begin.
+Step A must be finished before step D can begin.
+Step B must be finished before step P can begin.