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1º:8(13,15)(6,2)7,4-3-(5,14)-11(1,10)9-(16,12)
2º:8,13,15(6,7,2)4-3-(5,14)10,11,1-9,16-12
3º:(8,*13,15)(7,4,2)(6,3)10-11,5,1,14,16-9=12
4º:13(15,4)-(8,7,3,2)10(6,11)-(5,1)(16,14)=9=12
1’…”n / 2’…”n / 3’…”n