🚨 Lancement de la 3ème phase de tests : Je m'inscris au webinaire !

🚨 Lancement de la 3ème phase de tests :

Je m'inscris au webinaire !

In one $cl1$, there are $nb1$ celestial bodies: $x=cl2$ and $y=cl2$. Knowing that your adventure partner has listed $nb2$ $x$ in total, how many $y$ are there?