update readme

README.md

@@ -3,7 +3,7 @@ Roblox Bhop/Surf Bot File Format
 
 ## Example
 
-Read the whole file:
+Read the whole file and print each position:
 ```rust
 use strafesnet_roblox_bot_file::v0::read_all_to_block;
 
@@ -11,6 +11,10 @@ let file=std::fs::read("bot_file")?;
 let mut input=std::io::Cursor::new(file);
 
 let block=read_all_to_block(&mut input)?;
+
+for output_event in &block.output_events{
+	println!("{:?}",output_event.event.position);
+}
 ```
 Or decode individual blocks using block location info:
 ```rust