progress bar

src/main.rs

@@ -72,7 +72,9 @@ fn main() -> anyhow::Result<()> {
     write!(&mut ser, "IN; SP 5; VS 40;")?;
 
     let mut buf = [0];
-    for (x, y) in triangle.take(10_000) {
+    for (i, (x, y)) in triangle.enumerate() {
+        println!("{}", i);
+
         // wait until our buffer is empty
         write!(&mut ser, "OA;")?;
         loop {