There is 12 balls.. divide them into piles of 4
! L) q8 h/ s; [公仔箱論壇so 3 groups for 4..name is A,B,CTVBNOW 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。' {3 T# C9 I5 M
case 1: / X" ~4 Q/ c4 u
measure A -- B
! k' ?% h$ {7 SA or B is heavier
5 M0 n. S }( q) j0 K/ I+ t; C5.39.217.77divide that group into 2 by 2* Y& g/ z. N4 }8 X4 n5 W
then divide heavier group into 1 by 1
6 L- w* \. z! k0 }4 K5 i5 h8 P* U8 ltvb now,tvbnow,bttvb' X4 o U9 m, L3 o0 \
case 2:
( c2 b, f6 M4 ~: J, {' g公仔箱論壇A and B is the same.. therefore C has the heavier ball
5 v, ~; S3 O/ F Ntvb now,tvbnow,bttvbdivide C into 2 by 23 l7 B/ ~+ b3 t$ Y c; T
then divide heavier group into 1 by 1..TVBNOW 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。# B9 S, n- X0 y
9 i8 z d) h6 o, e3 v5.39.217.77got it in 30 seconds.. not so hard -.-' |
發表於 2006-12-8 01:06 PM
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