yh1.txt

这是书上的代码

8
0,	1,	2.970745,	4.654255
1,	1,	3.396277,	1.156915
2,	1,	-0.021277,	2.659575
3,	1,	5.111702,	3.284575
4,	1,	3.316489,	4.494681
5,	1,	4.342147,	3.843085
6,	1,	0.962766,	3.351064
7,	1,	2.392570,	0.665670
4
0
0,	0,	1,	120.000000,	2,	120,	0
0
1,	2,	3,	120.000000,	2,	120,	0
2
2,	4,	5,	120.000000,	2,	120,	0,	3.622340,	3.843085,	0
2
3,	6,	7,	120.000000,	2,	120,	0,	2.026596,	2.194149,	1