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2 1 5000 0 0 2 0 1 2 1000 0 500 0 -500 3 0 1 2
0.803650459 0.196349541 0.987362961 0.009566115 0.003070924
Info: 本題輸出為浮點數，絕對或相對誤差 1e-7 以下視為正確
Migrated from old NTUJ.
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