mu 1 2 3 mu 3 2 4 mu 3 4 5 mu 3 5 6 mu 6 6 7 mu 7 7 8 mu 7 8 6 mu 3 3 7 mu 7 7 3 mu 4 4 9 mu 3 9 10 iv 10 8 mu 8 6 7 mu 7 10 2