take 4 balls as a group, 3 groups - A B C
/ Y% G0 `: v& @- P' N. i- W, Y1 Vweigh A & B (ex. B heavier), D/ h" x0 C8 i+ c/ m# f: h
then weigh B & C (B & C same weight)
" i/ r9 S( w' Fto find which group has the weight difference and find out is it (A is lighter)
3 U, e+ q6 E( V公仔箱論壇heavier or lighter8 Q+ |8 x5 Q! r2 U6 ]
then measure 2 vs 2 balls, EF vs GH, pick out the lighter group (EF lighter)
0 r9 H; ?' e8 ^9 n2 `www3.tvboxnow.commeasure E vs F to find which 1 is lighter.... |
發表於 2006-12-6 04:55 PM
| 
