24
0 0
5 5
5 0
10 5
10 0
15 5
15 0
20 5
20 0
25 5
25 0
30 5
30 0
35 5
35 0
40 5
40 0
45 5
45 0
50 5
50 0
55 5
55 -1
0 -1
24
0 0
5 5
5 0
10 5
10 0
15 5
15 0
20 5
20 0
25 5
25 0
30 5
30 0
35 5
35 0
40 5
40 0
45 5
45 0
50 5
50 0
55 5
55 -1
0 -1
