Ú°½‘O”¼3F-38.6(¸×½•½‹Ï38)
Ú°½Œã”¼3F-39.2(¸×½•½‹Ï39.9)
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1º:14,1(5,4,9)8(2,6,15)(10,7,13)(3,12)11
2º:14,1(5,4)(8,9)2(6,15)(10,7,13)(3,12)11
3º:(14,*13)-(4,15)(1,9)5(8,6,12)2(10,7,11)=3
4º:(*14,13)(4,15)-9(5,6)8(1,12)2-(10,7)11=3
1’…”n / 2’…”n / 3’…”n