Code a basic 'Hello World' program in Ruby.
Here is a very simple 'Hello World' program written in Ruby:

```ruby
puts "Hello, World!"
```
Complete the following task based on the instruction and optional input provided.### Instruction:
Code a basic 'Hello World' program in Ruby.

### Output:
Here is a very simple 'Hello World' program written in Ruby:

```ruby
puts "Hello, World!"
```