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贴几组数据..btw,我WA了好多次因为eps弄得太小了..

Posted by tsenmu at 2012-08-08 11:08:20 on Problem 2451 and last updated at 2012-08-08 11:09:09
这里有个解题报告 http://scholar.tsenmu.com/?p=235

3
0 10 0 0
1 10 1 0
5 0 5 10
40000.0

3
0 0 10 0
0 0 11 0
0 0 12 0
100000000.0

4
0 10 0 0
1 10 1 0
0 0 11 0
10 1 0 1
9999.0

2
0 0 -1 -1
0 -1 -2 -3
49990000.5

3
0 0 1 1 
1 0 2 1
2 2 0 2
2.0

2
1 0 0 1
2 0 0 2
0.5

2
10000 1 9999 0
10000 2 9998 0
0.5

2
10000 9999 9999 10000
10000 9998 9998 10000
99999998.0

2
9999 10000 10000 9999 
9998 10000 10000 9998
0.5

2
0 1 1 0
0 2 2 0
99999998.0

2
1 0 0 1
2 0 0 2
0.5

4
5000 0 0 10000
0 5000 10000 10000
5000 10000 10000 0
10000 5000 0 0
0.0

2
1 0 1 10
1 10 1 0
0.0

4
1 0 2 1
2 1 1 2
1 2 0 1
0 1 1 0
2.0

4
0 0 1 1
1 1 0 0
2 0 0 2
0 2 2 0
0.0

1
0 10001 10001 10001
0.0

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