limit grid display to (60x45)max

src/main.rs

@@ -266,9 +266,11 @@ fn main() -> Result<(), Box<dyn std::error::Error>> {
     create_hash_map(&robot_pool, &mut hash);
     let mut print_all = format!("World {{ x_max = {}; y_max = {} }}\n", world.x, world.y);
     print_all = format!("{}{}", print_all, robot::print_robots(&robot_pool));
+    if world.x <= 60 && world.y <= 45 {
         print_all = format!("{}Initial state\n", print_all);
         print_all = format!("{}==============\n", print_all);
         print_all = format!("{}{}", print_all, display_grid(&world, &robot_pool, &hash));
+    }
     loop {
         let mut piouff: u32 = 0;
         for r in &mut robot_pool {
@@ -282,18 +284,22 @@ fn main() -> Result<(), Box<dyn std::error::Error>> {
                 hash.insert(robot::Position { x: r.p.x, y: r.p.y }, r.id);
             }
         }
+        if world.x <= 60 && world.y <= 45 {
             std::thread::sleep(std::time::Duration::from_millis(600));
             print!("\x1B[2J\x1B[1;1H");
             print!("{}", display_grid(&world, &robot_pool, &hash));
+        }
         if piouff == robot_pool.len() as u32 {
             break;
         }
     }
     print!("\x1B[2J\x1B[1;1H");
     print!("{}", print_all);
+    if world.x <= 60 && world.y <= 45 {
         println!("Final state");
         println!("============");
         print!("{}", display_grid(&world, &robot_pool, &hash));
+    }
     for r in &robot_pool {
         println!("Robot id: {}: Final position: ({}, {})", r.id, r.p.x, r.p.y);
     }

src/world.rs

@@ -9,7 +9,7 @@ pub struct World {
 /// Create a random World.
 pub fn random_world() -> World {
     let mut rng = rand::thread_rng();
-    let z = rng.gen_range(5, 50);
+    let z = rng.gen_range(5, 45);
     World { x: z, y: z }
 }