diff --git a/Program.cs b/Program.cs
index fd851a1..5f40e70 100644
--- a/Program.cs
+++ b/Program.cs
@@ -4,10 +4,33 @@ class Program
 {
     static void Main()
     {
-        Console.WriteLine("Hello World!");
-        // See https://aka.ms/new-console-template for more information
-        Console.WriteLine("Hello, World!");
-        var name = Console.ReadLine();
-        Console.WriteLine("Date now: " + DateTime.Now);
+        // Call the Function method Type here
+        ThirdStage();
+    }
+
+    static void FirstStage() {
+        string name = "Bob";
+        int value = 3;
+        float temperature = 34.4f;
+
+        Console.WriteLine($"Hello, {name}! You have {value} messages in your inbox. The temperature is {temperature} celsius.");
+    }
+
+    static void SecondStage() {
+        decimal value = 3.14159265359m;
+        double radius = 2.5323;
+
+        Console.WriteLine($"The value of Pi is approximately {value}.");
+        Console.WriteLine($"The radius of the circle is {radius}.");
+    }
+
+    static void ThirdStage() {
+        bool isStatus = false;
+        int age = 20;
+        if (age >= 18) {
+            isStatus = true;
+        }
+
+        Console.WriteLine($"Is the person {age} years old, an adult? {isStatus}");
     }
 }
\ No newline at end of file
diff --git a/README.md b/README.md
new file mode 100644
index 0000000..e4d7af6
--- /dev/null
+++ b/README.md
@@ -0,0 +1,38 @@
+## Project Base Learn .NET Console
+Project console .NET basic from 0 to hero
+
+## a. Store, Retrieve Data using Literal & Variable Value
+
+```.cs
+string name = "Bob";
+int value = 3;
+float temperature = 34.4f;
+
+Console.WriteLine($"Hello, {name}! You have {value} messages in your inbox. The temperature is {temperature} celsius.");
+```
+
+![Screenshot 2025-02-11 at 23 54 13](https://github.com/user-attachments/assets/13be9a34-0abc-4e8e-b0e5-e3813e5557fb)
+
+
+```.cs
+decimal value = 3.14159265359m;
+double radius = 2.5323;
+
+Console.WriteLine($"The value of Pi is approximately {value}.");
+Console.WriteLine($"The radius of the circle is {radius}.");
+```
+
+![Screenshot 2025-02-11 at 23 54 49](https://github.com/user-attachments/assets/db3b66de-2428-4e46-8229-911b6b5ff2a8)
+
+
+```.cs
+bool isStatus = false;
+int age = 20;
+if (age >= 18) {
+    isStatus = true;
+}
+
+Console.WriteLine($"Is the person {age} years old, an adult? {isStatus}");
+```
+
+![Screenshot 2025-02-11 at 23 55 12](https://github.com/user-attachments/assets/ea41a4f1-55f6-4133-b6b0-4f859ed74ba5)