simplify board format score

src/board.rs

@@ -149,11 +149,12 @@ impl fmt::Display for Board {
         writeln!(f, " {}", horiz_sep_line)?;
 
         // Print the current score
-        writeln!(
+        write!(
             f,
-            "White Score: {}\nBlack Score: {}",
+            "{}",
-            self.count(Piece::White),
+            [Piece::White, Piece::Black]
-            self.count(Piece::Black)
+                .map(|p| format!("{} Score: {}\n", p.text(), self.count(p)))
+                .concat()
         )?;
 
         Ok(())