First in 4 group each 3 balls.(A, B, C, D )公仔箱論壇& \# [: _/ y! r3 C+ `4 W" P
answert1)A and B 去稱, 如果重量相等. than A and C去稱,如果重量相等. D 份3個.D1 and D2去稱, 如果重量相等. D3重量異常.
) ^% ^" a. O( n9 j# T5 fanswert2)A and B去稱, 如果重量不相等. than A and C去稱,如果重量相等.B 份3個.B1 and B2去稱,如果重量相等. B3重量異常.tvb now,tvbnow,bttvb T2 N4 V( x5 ^% D
answert 3)A and B去稱, 如果重量不相等. than A and C去稱, 如果重量不相等. A 份3個. A1 and A2去稱,如果重量不相等.之前 you know the different by A , B and C 重或輕.
6 B" J0 t% E& g+ F: d' W( f% MThe answert in 1 min.:onion14: |
發表於 2007-12-1 03:18 PM
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發表於 2007-12-2 01:42 PM
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