Ú°½‘O”¼3F-37.7(¸×½•½‹Ï37.1)
Ú°½Œã”¼3F-39.7(¸×½•½‹Ï39.3)
¡‰ñLAP “¯”nêó‘Ը׽•½‹Ï
¸Þ×Ì㉺”½“]
1º:(*5,10)(4,14)2(1,12,7,11)15(6,9)13=3
2º:5,10(4,14)(2,7)12(1,11)(6,9,13)15-3
3º:5,10(4,14)(2,13)-(11,12)(1,7)(6,9)=3-15
4º:5(4,10,14)(2,13)-(1,11)12(7,6,9)-3=15
1’…”n / 2’…”n / 3’…”n