Add project files.

Guessing Game/Guessing Game.csproj

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+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <TargetFramework>net8.0</TargetFramework>
+    <RootNamespace>Guessing_Game</RootNamespace>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+</Project>

Guessing Game/Program.cs

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+Console.Title = "Dan's First Guessing Game";
+Console.Clear();
+
+// User Entered Data
+int maxGuesses;
+int lowestNumber;
+int highestNumber;
+int theGuess;
+
+// Internal Data
+int guessNumber=0;
+int randomNumber; 
+
+Console.Write("How many guesses would you like: ");
+maxGuesses = Convert.ToInt32(Console.ReadLine());
+Console.Write("What's the lowest number: ");
+lowestNumber = Convert.ToInt32(Console.ReadLine());
+Console.Write("What's the lowest number: ");
+highestNumber = Convert.ToInt32(Console.ReadLine());