Ú°½‘O”¼3F-36.7(¸×½•½‹Ï37.4)
Ú°½Œã”¼3F-37.8(¸×½•½‹Ï39.3)
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1º:5-(1,9)(8,10)12-(6,15)(13,11)-(3,14)-4,2-7
2º:5(1,9)10,8,12(6,15)(13,11)=(3,14)4-2-7
3º:5(1,9,12)(15,10)8(6,11)-13-(14,2)3,4=7
4º:5(1,9,12)-(15,10)(8,6,11)-13-2-14-(3,4)=7
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