The PDF file of all problems can be downloaded HERE
3 1 1 1 1 1 2 1 1 1 1 2 2 2 2 3 1 1 1 1 2 2 2 2 3 3 3 3
1.0000000000 0.7500000000 0.5789473684
Info: 本題輸出為浮點數，絕對或相對誤差 1e-5 以下視為正確
Migrated from old NTUJ.
kelvin, pipi, ferng, tmt
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