./	
67


22222'22222"2,2,2-2$2$2,2,2-2$2$2$2,2,2&2 %2%2%2%2%2!22*2222*2*2222*2*222 $2$2$2$2$2!22%2222%2%2222%2%222 *2*2*2*2*2*2*2*2*2*2*2!22%2%2%2%2%2%2%2%2%222