Ú°½‘O”¼3F-36.1(¸×½•½‹Ï37.1)
Ú°½Œã”¼3F-34.5(¸×½•½‹Ï35.0)
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2º:3(4,8)(1,11)(5,9,17)13(2,12,16)10,15,18(6,7)14
3º:(*3,8)4(1,11,17)5(2,9)12,10,13,16(15,18)-7-14=6
4º:(3,4,*8,17)(1,5,11)(2,9)(10,12,16)13,18,15,7-14=6
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