First in 4 group each 3 balls.(A, B, C, D )
$ Z7 p5 p7 j. n1 [+ E Z! Aanswert1)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.公仔箱論壇7 N; B+ v. n( ]/ W/ ]9 P6 s5 X
answert2)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.
% L1 ^4 | Z" O3 t- }公仔箱論壇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.tvb now,tvbnow,bttvb8 K- l1 H% v% [# K0 J0 g
The answert in 1 min.:onion14: |
發表於 2007-12-1 03:18 PM
| 
發表於 2007-12-2 01:42 PM
| 
