take 4 balls as a group, 3 groups - A B C
8 H0 o" C2 g, Q4 Y6 \weigh A & B (ex. B heavier)
0 C8 C1 W6 x) Q% Fthen weigh B & C (B & C same weight)
' R/ U0 R/ M9 s& i9 [to find which group has the weight difference and find out is it (A is lighter)tvb now,tvbnow,bttvb; Y) w2 w8 B* X
heavier or lighter7 L) y/ M1 ^4 b$ f
then measure 2 vs 2 balls, EF vs GH, pick out the lighter group (EF lighter)
/ \2 F9 }! a( Q) Nmeasure E vs F to find which 1 is lighter.... |
發表於 2006-12-6 04:55 PM
| 
