1 2 BB WW 2 1 B W B W 2 2 BW BW WW WW 3 4 BBBB BBBB BBBB WWWW WWWW WWWW 5 5 BBBBB BBBBB BBBBB BBBBB BBBBB BBBBB BBBWB BBBBB BWBBB BBBBB 0 0
6.0000000000 0.0000000000 12.8571428571 120.0000000000 23795493.8449918639
Info: 本題輸出為浮點數，絕對或相對誤差 1e-6 以下視為正確
Migrated from old NTUJ.
| No. | Testdata Range | Score |
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