acmsguru |
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Закончено |
sample input | sample output |
3 1 0 2 -2 -1 3 -3 -1 -1 1 -1 | 4.615855548972 Explanatory picture: |
sample input | sample output |
4 3 -2 -2 2 -2 2 2 -2 2 -1 0 0 -1 1 -1 1 1 -1 1 1 1 | 12.000000 Explanatory picture: |
Название |
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