[[],[],[],[],[],[],[],[],[],[],[],[],[],[],[],[],[],[],[],[],[],[],[],[],[],[],[],[],4,[],[],4,3,[],[],[],[],[],[],[],[],4,[3,4,6],[],[],[],[],[],[],[],[],4,[],[],4,[3,4,6],[],[],[],[],[],[],4,[],[],[],[],[],4,[3,4,6],[],[],[],[4,6],[],[],[],[[],[],[]],[],4,[],[],4,[3,4,6],[],[],[],[],[],[],4,[],[],4,[3,4,6],[],[],[],[],[],[[]],[],4,[3,4,6],[],[],[],[],[],[],[],[],[],4,[],[],4,3,[],[],[],[],[],[],[],[],4,[],[],4,[3,4,6],[],[],[],[],[],[],4,[],[],[],[],[],4,[3,4,6],[],[],[],[4,6],[],[],[],[[],[],[]],[],4,[],[],4,[3,4,6],[],[],[],4,[],[],4,3,[],[],[],4,[],4,[3,4,6],[],[]