Ú°½‘O”¼3F-38.5(¸×½•½‹Ï37.8)
Ú°½Œã”¼3F-38.4(¸×½•½‹Ï38.7)
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1º:12(7,13)(5,10)-(1,2,6)11(4,8,9)=3
2º:12(7,13)(5,10)(1,2)(4,6,11)9,8=3
3º:12(13,9)(7,2)(10,11)5,4(1,6)8=3
4º:(*12,7)9-2(10,11)-(5,4)13(8,1,6)=3
1’…”n / 2’…”n / 3’…”n