diff --git a/src/main.rs b/src/main.rs
index e9e1c5e..3733ac9 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -218,6 +218,19 @@ fn main() -> Result<(), Box<dyn std::error::Error>> {
     let mut hash: HashMap<robot::Position, u32> = HashMap::new();
     create_hash_map(&robot_pool, &mut hash);
 
+    let mut piouff: u32 = 0;
+    while piouff != robot_pool.len() as u32 {
+        for r in robot_pool {
+            if robot::is_piouff(&r) {
+                piouff += 1;
+            } else {
+                r.execute_instruction();
+            }
+            check_map(&r, &world)?;
+            check_collisions(&r, &hash)?;
+        }
+    }
+
     Ok(())
 }