4 0
9 0
8 0
5 0
34 0
25 0
33 0
61 0
39 0
36 0
35 0
55 0
57 0
51 0
43 0
40 0
67 0
37 0
64 0
56 0
48 0
53 0
74 0
60 0
81 0