Ú°½‘O”¼3F-37.4(¸×½•½‹Ï37)
Ú°½Œã”¼3F-38.3(¸×½•½‹Ï39.3)
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1º:15,13,2,16(7,9)(8,12)14(4,6)1(10,11)3,5
2º:15,13(2,16)(7,9)(8,12)6(4,14)10(1,11)(3,5)
3º:(*15,13)9(7,6)(2,16)12-(8,10,11)14(1,4,5)=3
4º:(15,*13)-9,6,7-11,2(16,12)(8,10,5)(1,4)-14=3
1’…”n / 2’…”n / 3’…”n