Ú°½‘O”¼3F-37.0(¸×½•½‹Ï37.2)
Ú°½Œã”¼3F-37.7(¸×½•½‹Ï38.6)
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1º:4,9(2,10)-(3,11)5,7(8,12)13-6=1
2º:4,9,2,10(5,11)3(8,7,12)13-6=1
3º:6,4,9-(2,10)(11,12)5-(8,13)-1,7-3
4º:(*6,9)4(2,12)(5,10)=13(7,1)11,8=3
1’…”n / 2’…”n / 3’…”n