take 4 balls as a group, 3 groups - A B C
$ @& f4 y! R7 c1 L8 ctvb now,tvbnow,bttvbweigh A & B (ex. B heavier)
2 _" d" V/ ?) Z5 f: g; p) htvb now,tvbnow,bttvbthen weigh B & C (B & C same weight)
^6 z4 M9 ~0 _/ @tvb now,tvbnow,bttvbto find which group has the weight difference and find out is it (A is lighter)# ~6 v; l8 Q: w, P' ?4 d
heavier or lighter
t0 [9 [' j. F$ u& _* P4 bTVBNOW 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。then measure 2 vs 2 balls, EF vs GH, pick out the lighter group (EF lighter)
3 V( b3 U% x4 x) B1 c; w8 a0 a公仔箱論壇measure E vs F to find which 1 is lighter.... |
發表於 2006-12-6 04:55 PM
| 
