feat: 🙈 Add gitignore

Lecture/Exercises/Conversion.cs

@@ -0,0 +1,16 @@
+namespace Lecture.Exercises;
+
+public class Conversion
+{
+    public static int StringToInt(string number)
+    {
+        int res = 0;
+
+        for (int i = 0; i < 6; i++)
+        {
+            res = res * 10 + int.Parse(number[i].ToString());
+        }
+        
+        return res;
+    }
+}

Lecture/Lecture.csproj

@@ -0,0 +1,10 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+    <PropertyGroup>
+        <OutputType>Exe</OutputType>
+        <TargetFramework>net7.0</TargetFramework>
+        <ImplicitUsings>enable</ImplicitUsings>
+        <Nullable>enable</Nullable>
+    </PropertyGroup>
+
+</Project>

Lecture/Program.cs

@@ -0,0 +1,2 @@
+Console.WriteLine(Lecture.Exercises.Conversion.StringToInt("123456"));
+Console.WriteLine(Lecture.Exercises.Conversion.StringToInt("342523"));