2000
0, 7720, 7160, 0, 0, 0.0, 0.0
1, 7721, 7161, 1, 1, 0.0129516901956, 0.0139645300936
2, 7721, 7161, 34, 34, 0.440357466649, 0.474794023181
3, 7721, 7161, 289, 289, 3.74303846652, 4.03574919704