3
0 0
10 0
0 10
4
0 0
10 0
10 10
0 -10
9
-50 50
50 50
50 -50
-50 -50
-50 50
0 100
100 0 
0 -100
-100 0
16
4 2
5 2
5 7
2 7
2 0
7 0
7 9
0 9
0 0
1 0
1 8
6 8
6 1
3 1
3 6
4 6
15
0 22
7 -15
22 -15
22 0
7 0
7 15
22 15
22 30
-22 30
-22 15
-7 15
-7 0
-22 0
-22 -15
-7 -15
7
-4 0
0 3
3 -1
-1 -4
-3 2
2 2
2 -3
6
-1 0
-1 1
0 1
0 -1
1 -1
1 0
3
-100 0
100 1
100 0
4
-100 -1
100 1
100 0
-100 0
8
-70 0
-35 35
0 0
35 35
70 0
35 -35
0 0
-35 -35
50
-100 -100
-100 100
-96 -99
-92 100
-88 -99
-84 100
-80 -99
-76 100
-72 -99
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-64 -99
-60 100
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-12 100
-8 -99
-4 100
0 -99
4 100
8 -99
12 100
16 -99
20 100
24 -99
28 100
32 -99
36 100
40 -99
44 100
48 -99
52 100
56 -99
60 100
64 -99
68 100
72 -99
76 100
80 -99
84 100
88 -99
96 -100
50
-100 -100
-100 100
-96 -99
-92 100
-88 -99
-84 100
-80 -99
-76 100
-72 -99
-68 100
-64 -99
-60 100
-56 -99
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-48 -99
-44 100
-40 -99
-36 100
-32 -99
-28 100
-24 -99
-20 100
-16 -99
-12 100
-8 -99
-4 100
0 -99
4 100
8 -99
12 100
16 -99
20 100
24 -99
28 100
32 -99
36 100
40 -99
44 100
48 -99
52 100
56 -99
60 100
64 -99
68 100
72 -99
76 100
80 -99
84 100
88 -99
96 100
0