Minor improvements in docs, part 2

docs/guide/GettingStarted.md

@@ -11,42 +11,44 @@ PM> Install-Package BenchmarkDotNet
 
 
 ## Step 2. Design a benchmark
-Write a class with methods that you want to measure and mark them with the `Benchmark` attribute. In the following example, we 
+Create a new console application, write a class with methods that you want to measure and mark them with the `Benchmark` attribute. In the following example, we 
 compare [MD5](https://en.wikipedia.org/wiki/MD5) and [SHA256](https://en.wikipedia.org/wiki/SHA-2) cryptographic hash functions:
 
 ```cs
-public class Md5VsSha256
+using System;
+using System.Security.Cryptography;
+using BenchmarkDotNet.Attributes;
+using BenchmarkDotNet.Running;
+
+namespace MyBenchmarks
 {
-    private const int N = 10000;
-    private readonly byte[] data;
-
-    private readonly SHA256 sha256 = SHA256.Create();
-    private readonly MD5 md5 = MD5.Create();
-
-    public Md5VsSha256()
+    public class Md5VsSha256
     {
-        data = new byte[N];
-        new Random(42).NextBytes(data);
+        private const int N = 10000;
+        private readonly byte[] data;
+
+        private readonly SHA256 sha256 = SHA256.Create();
+        private readonly MD5 md5 = MD5.Create();
+
+        public Md5VsSha256()
+        {
+            data = new byte[N];
+            new Random(42).NextBytes(data);
+        }
+
+        [Benchmark]
+        public byte[] Sha256() => sha256.ComputeHash(data);
+
+        [Benchmark]
+        public byte[] Md5() => md5.ComputeHash(data);
     }
 
-    [Benchmark]
-    public byte[] Sha256()
+    public class Program
     {
-        return sha256.ComputeHash(data);
-    }
-
-    [Benchmark]
-    public byte[] Md5()
-    {
-        return md5.ComputeHash(data);
-    }
-}
-
-public class Program
-{
-    public static void Main(string[] args)
-    {
-        var summary = BenchmarkRunner.Run<Md5VsSha256>();
+        public static void Main(string[] args)
+        {
+            var summary = BenchmarkRunner.Run<Md5VsSha256>();
+        }
     }
 }
 ```

docs/guide/Overview.md

@@ -10,34 +10,44 @@ Create new console application and install the [BenchmarkDotNet](https://www.nug
 * *Languages:* C#, F#, VB
 
 ## Design a benchmark
-
-Write a class with methods that you want to measure and mark them with the `Benchmark` attribute. In the following example, we 
+Create a new console application, write a class with methods that you want to measure and mark them with the `Benchmark` attribute. In the following example, we 
 compare the [MD5](https://en.wikipedia.org/wiki/MD5) and [SHA256](https://en.wikipedia.org/wiki/SHA-2) cryptographic hash functions:
 
 ```cs
-public class Md5VsSha256
-{
-    private readonly byte[] data = new byte[10000];
-    private readonly SHA256 sha256 = SHA256.Create();
-    private readonly MD5 md5 = MD5.Create();
+using System;
+using System.Security.Cryptography;
+using BenchmarkDotNet.Attributes;
+using BenchmarkDotNet.Running;
 
-    public Md5VsSha256()
+namespace MyBenchmarks
+{
+    public class Md5VsSha256
     {
-        new Random(42).NextBytes(data);
+        private const int N = 10000;
+        private readonly byte[] data;
+
+        private readonly SHA256 sha256 = SHA256.Create();
+        private readonly MD5 md5 = MD5.Create();
+
+        public Md5VsSha256()
+        {
+            data = new byte[N];
+            new Random(42).NextBytes(data);
+        }
+
+        [Benchmark]
+        public byte[] Sha256() => sha256.ComputeHash(data);
+
+        [Benchmark]
+        public byte[] Md5() => md5.ComputeHash(data);
     }
 
-    [Benchmark]
-    public byte[] Sha256() => sha256.ComputeHash(data);
-
-    [Benchmark]
-    public byte[] Md5() => md5.ComputeHash(data);
-}
-
-public class Program
-{
-    public static void Main(string[] args)
+    public class Program
     {
-        var summary = BenchmarkRunner.Run<Md5VsSha256>();
+        public static void Main(string[] args)
+        {
+            var summary = BenchmarkRunner.Run<Md5VsSha256>();
+        }
     }
 }
 ```