#Sample Markdown Document

##Introduction

This is **bold text without closing and this is *italic text without closing. Here's a [link](https://example.com).

##Features

- Feature 1
- Feature 2,
- Feature 3

##Code Example

```rust
fn main() {
    println!("Hello, World!");

## Lists

###Ordered List
1. First item
2. Second item
3. Third item

###Unordered List
- Item A
- Item B
  - Nested item B1
  - Nested item B2
- Item C

##Conclusion

Thanks for reading!
