1 files changed, 9 insertions, 13 deletions

diff --git a/src/lib.rs b/src/lib.rs
index 3d7cf2d..e5118be 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -23,21 +23,17 @@
 use rand::distributions::{Bernoulli, Distribution};
 use std::io::{stdout, BufWriter, StdoutLock, Write};
 
-const TRANSPARENT_SQUARE: &str = " ";
-const OPAQUE_SQUARE: &str = "█";
+const TRANSPARENT_SQUARE: &[u8] = " ".as_bytes();
+const OPAQUE_SQUARE: &[u8] = "█".as_bytes();
 
 fn print_square(stream: &mut BufWriter<StdoutLock>, is_opaque: bool) {
-    stream
-        .write_all(
-            if is_opaque {
-                OPAQUE_SQUARE
-            } else {
-                TRANSPARENT_SQUARE
-            }
-            .to_string()
-            .as_bytes(),
-        )
-        .unwrap();
+    let square = if is_opaque {
+        OPAQUE_SQUARE
+    } else {
+        TRANSPARENT_SQUARE
+    };
+
+    stream.write_all(square).unwrap();
 }
 
 /// Prints a two-colored Hitomezashi stitch pattern of the specified dimensions.