fixing newline issue

src/main.rs

@@ -27,17 +27,16 @@ async fn main() {
   let mut location_id: u32 = CHARLOTTE;
   let mut buf = [0, 0, 0, 0];
 
-  println!("Enter a location id to override the default (Charlotte, NC): ");
-  let loc_input = io::stdin().read(&mut buf).await;
+  println!(
+    "Enter a location id to override the default (Charlotte, NC, {:?}): ",
+    CHARLOTTE
+  );
+  io::stdin().read(&mut buf).await.unwrap();
 
-  if loc_input.unwrap() > 1 {
-    location_id = String::from_utf8(buf.to_vec())
-      .unwrap()
-      .trim()
-      .parse()
-      .unwrap();
+  let loc = String::from_utf8(buf.to_vec()).unwrap().trim().parse();
+  if loc.is_ok() {
+    location_id = loc.unwrap();
   }
-  eprintln!("Using default location (Charlotte, NC): {}", location_id);
 
   println!("Looking for appointments at location id: {}", location_id);
   loop {