take 4 balls as a group, 3 groups - A B C9 g5 `' A6 }. @1 J1 Y2 w( a3 ^
weigh A & B (ex. B heavier)
( p7 D( r2 P' w F6 Z; ithen weigh B & C (B & C same weight)公仔箱論壇0 h+ V) Z9 S# ]4 i8 X
to find which group has the weight difference and find out is it (A is lighter)
; q! n% E+ ], t$ |( }heavier or lighter8 j; |- q2 t# q; N; C
then measure 2 vs 2 balls, EF vs GH, pick out the lighter group (EF lighter)
0 `9 r, o1 |' l* H% s+ A# lTVBNOW 含有熱門話題，最新最快電視，軟體，遊戲，電影，動漫及日常生活及興趣交流等資訊。measure E vs F to find which 1 is lighter.... |
發表於 2006-12-6 04:55 PM
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