0 LSH A1 6 24 0 RSH A2 6 24 1 LSH T1 6 14 1 RSH T2 6 14 2 LSH E1 15 25 2 TRI E2 15 25 35 2 RSH E3 25 35 3 LSH E 40 50 3 TRI D 40 50 60 3 TRI C 50 60 70 3 TRI B 60 70 80 3 RSH A 70 80