10
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7.1124189020 2.1807119656
1.9511241172 -7.1707165417
-5.5098814611 3.9684047876
8.0635705276 2.6592619924
-9.8968169988 1.4471298372
-2.7700731677 2.0826387451
-2.1646760909 6.2389550060
2.2505068640 -4.6705243346
2.8782852648 6.2212420951