diff --git a/.vs/Tavisca.Bootcamp.LanguageBasics.Exercise1/xs/UserPrefs.xml b/.vs/Tavisca.Bootcamp.LanguageBasics.Exercise1/xs/UserPrefs.xml
new file mode 100644
index 0000000..caaaba1
--- /dev/null
+++ b/.vs/Tavisca.Bootcamp.LanguageBasics.Exercise1/xs/UserPrefs.xml
@@ -0,0 +1,25 @@
+<Properties StartupConfiguration="{7668201A-A7B7-4EEB-A69B-1BC4E4B52328}|Default">
+  <MonoDevelop.Ide.Workbench ActiveDocument="Tavisca.Bootcamp.LanguageBasics.Exercise1/Program.cs">
+    <Files>
+      <File FileName="Tavisca.Bootcamp.LanguageBasics.Exercise1/Program.cs" Line="1" Column="1" />
+    </Files>
+    <Pads>
+      <Pad Id="ProjectPad">
+        <State name="__root__">
+          <Node name="Tavisca.Bootcamp.LanguageBasics.Exercise1" expanded="True">
+            <Node name="Tavisca.Bootcamp.LanguageBasics.Exercise1" expanded="True">
+              <Node name="Program.cs" selected="True" />
+            </Node>
+          </Node>
+        </State>
+      </Pad>
+    </Pads>
+  </MonoDevelop.Ide.Workbench>
+  <MonoDevelop.Ide.ItemProperties.Tavisca.Bootcamp.LanguageBasics.Exercise1 FirstBuild="True" PreferredExecutionTarget="MonoDevelop.Default" />
+  <MonoDevelop.Ide.DebuggingService.PinnedWatches />
+  <MonoDevelop.Ide.Workspace ActiveConfiguration="Debug" />
+  <MonoDevelop.Ide.DebuggingService.Breakpoints>
+    <BreakpointStore />
+  </MonoDevelop.Ide.DebuggingService.Breakpoints>
+  <MultiItemStartupConfigurations />
+</Properties>
\ No newline at end of file
diff --git a/Tavisca.Bootcamp.LanguageBasics.Exercise1.sln b/Tavisca.Bootcamp.LanguageBasics.Exercise1.sln
new file mode 100644
index 0000000..ee2733a
--- /dev/null
+++ b/Tavisca.Bootcamp.LanguageBasics.Exercise1.sln
@@ -0,0 +1,17 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio 15
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Tavisca.Bootcamp.LanguageBasics.Exercise1", "Tavisca.Bootcamp.LanguageBasics.Exercise1\Tavisca.Bootcamp.LanguageBasics.Exercise1.csproj", "{7668201A-A7B7-4EEB-A69B-1BC4E4B52328}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{7668201A-A7B7-4EEB-A69B-1BC4E4B52328}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{7668201A-A7B7-4EEB-A69B-1BC4E4B52328}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{7668201A-A7B7-4EEB-A69B-1BC4E4B52328}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{7668201A-A7B7-4EEB-A69B-1BC4E4B52328}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+EndGlobal
diff --git a/Tavisca.Bootcamp.LanguageBasics.Exercise1/Program.cs b/Tavisca.Bootcamp.LanguageBasics.Exercise1/Program.cs
new file mode 100644
index 0000000..bd75b42
--- /dev/null
+++ b/Tavisca.Bootcamp.LanguageBasics.Exercise1/Program.cs
@@ -0,0 +1,28 @@
+using System;
+
+namespace Tavisca.Bootcamp.LanguageBasics.Exercise1
+{
+    class Program
+    {
+        static void Main(string[] args)
+        {
+            Test("42*47=1?74", 9);
+            Test("4?*47=1974", 2);
+            Test("42*?7=1974", 4);
+            Test("42*?47=1974", -1);
+            Test("2*12?=247", -1);
+        }
+
+        private static void Test(string args, int expected)
+        {
+            var result = FindDigit(args).Equals(expected) ? "PASS" : "FAIL";
+            Console.WriteLine($"{args} : {result}");
+        }
+
+        public static int FindDigit(string equation)
+        {
+            // Add your code here.
+            throw new NotImplementedException();
+        }
+    }
+}
diff --git a/Tavisca.Bootcamp.LanguageBasics.Exercise1/Tavisca.Bootcamp.LanguageBasics.Exercise1.csproj b/Tavisca.Bootcamp.LanguageBasics.Exercise1/Tavisca.Bootcamp.LanguageBasics.Exercise1.csproj
new file mode 100644
index 0000000..01d5113
--- /dev/null
+++ b/Tavisca.Bootcamp.LanguageBasics.Exercise1/Tavisca.Bootcamp.LanguageBasics.Exercise1.csproj
@@ -0,0 +1,8 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <TargetFramework>netcoreapp2.2</TargetFramework>
+  </PropertyGroup>
+
+</Project>