Ú°½‘O”¼3F-35.9(¸×½•½‹Ï37)
Ú°½Œã”¼3F-38.4(¸×½•½‹Ï37.2)
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1º:13=7,14-(10,15)5,8(2,11)6-(3,9,12)-(1,4)
2º:13=7,14-(10,15)5-8(2,6,11)-12(3,9)(1,4)
3º:13=(7,14)15,5,10,8(2,11)6-(12,9)(3,4)1
4º:13=7,14(5,15)8,10(2,11)-6-(12,9)(3,4)-1
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