Ú°½‘O”¼3F-36.4(¸×½•½‹Ï37)
Ú°½Œã”¼3F-35.1(¸×½•½‹Ï35.0)
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2º:(*5,8,10)12(1,9,15)3(14,18)13,4,7,16-(6,11)-2,17
3º:(*5,8,18)10-(1,12)9(15,14)(4,7)3(13,16)11,6-17-2
4º:(*5,8)(10,18)(1,9,12)15(4,14)7(13,16)11-(3,17)-6=2
1’…”n / 2’…”n / 3’…”n