Smart Contract Example - HelloWorld

public class HelloWorld : SmartContract
{
    public static void Main()
    {
        Storage.Put(Storage.CurrentContext, "Hello", "World");
    }
}

The Storage class is a static class that manipulates the private contract storage. The Storage.Put() method allows you to store data in the private storage area in key-value format. For details, refer to Storage .

Please refer to Github for complete examples.