Added a newline for readability.

src/main.rs

@@ -31,6 +31,7 @@ fn main() {
 
 fn brute(range: Range<u32>) {
     println!("{}..{}", range.start, range.end);
+
     // Init MD2 hasher.
     let mut hasher = Md2::new();
     hasher.update(KNOWN);