mu 1 2 3 mu 3 2 4 mu 3 4 5 mu 3 5 6 mu 6 4 7 mu 3 6 8 mu 8 5 9 mu 3 8 10 mu 10 8 11 mu 11 6 12 mu 5 12 13 mu 5 4 14 mu 14 12 15 oup 9 13 9 12 7 15 11 10 3 6 echo "Classes 8A 10AB 15AB 19AB 8C 12B 18B 24A 34B" # echo "are in 13 9 12 7 15 11 10 3 6"