corrected some major minor errors haha

src/main.rs

@@ -206,21 +206,21 @@ fn display_grid(
     for i in (0..w.y).rev() {
         print!("{}  ", i);
         for j in 0..w.x {
-            print!("{}  ", i);
+            match h.get(&robot::Position { x: j, y: i }) {
-            match h.get(Position{ x: j, y: i }) {
+                Some(id) => match robot_pool[(id - 1) as usize].o {
-                some(id) => match robot_pool[(id - 1) as usize].o {
                     robot::Orientation::N => print!("↑"),
                     robot::Orientation::E => print!("→"),
                     robot::Orientation::S => print!("↓"),
                     robot::Orientation::W => print!("←"),
-                    None => print!("."),
                 },
+
+                None => print!("."),
             }
         }
         println!();
     }
     print!("  ");
-    for j in (0..w.x){
+    for j in 0..w.x {
         print!("{}  ", j);
     }
 }