Ú°½‘O”¼3F-36.6(¸×½•½‹Ï37.2)
Ú°½Œã”¼3F-39.5(¸×½•½‹Ï38.6)
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1º:3(2,8)(1,5,9)-10(4,6,12)(7,11)-13
2º:3,8(2,9)5(1,10)(6,12)4,7,11,13
3º:12(3,10)-9(5,8,7)(1,11)6-(4,13)=2
4º:(*12,10)3=(5,9)(6,8,11)1(4,7,13)=2
1’…”n / 2’…”n / 3’…”n