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贴几个数据

Posted by a280920481 at 2019-01-14 23:00:20 on Problem 3109 
Case 1:

8
1 6
15 6
2 -5
2 7
3 -4
6 5
6 7
7 -4

Answer 1:

10



Case 2:

12
-2 -1
-2 0
-2 1
-1 -2
-1 2
0 -2
0 2
1 -2
1 2
2 -1
2 0
2 1

Answer 2:

21



Case 3:

13
-2 -1
-2 0
-2 1
-1 -2
-1 2
0 -2
0 2
1 -2
1 2
2 -1
2 0
2 1
0 0

Answer 3:

21
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