Zero-Gravity Wall Ball

Description: Óïðàâëÿéòå â òðåõìåðíîì ïðîñòðàíñòâå øàðîì è ñäåëàéòå òàê, ÷òîáû âíèçó çàæãëèñü âñå ïðÿìîóãîëüíèêè.
Instructions: