a 10 10
a 10 11
a 10 12
a 30 10
a 30 11
a 31 10
a 31 11
a 10 15
a 11 16
a 9 17
a 10 17
a 11 17
a 5 35
a 6 35
a 6 34
a 6 36
a 7 36
p
