ari monster wake early ray sun thing feed squirrelAri draw regular convex polygon floor number vertice 12n clockwise order then start vertex 1 draw ray direction vertex the ray stop reach vertex intersect ray draw Ari repeat process vertex 23n particular order and put walnut region inside polygon Ada squirrel wants collect walnut allow step line draw Ari that mean Ada perform small jump want region Ada jump region p region Q P Q share cornerassume Ada start outside picture minimum number jump perform order collect walnut