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£ÓÁ°¡¡ | (4.12)=3=1.8(11.9.6)10.5.2=7 |
£²³Ñ¡¡ | 4.12=(1.8)(11.9.6)-10(5.2)=7.Íî3 |
¸þÀµÌÌ¡¡ | (4.12)=8(1.11.9.6)-2.10.5=7 |
£³³Ñ¡¡ | 4.12.8.6.11.9-2.5.1=10=7 |
£´³Ñ¡¡ | 4.12(8.6)-(11.9)2.5-1=10=7 |