i think its like this: 12乒乓球 oooooooooooo 天平 |
5 I4 \9 E. m- S6 k1)6乒乓球 | 6乒乓球& p( V2 S9 J/ ]
2) take the heavier side then 3乒乓球 | 3乒乓球
# e+ j+ N5 F1 O2 u6 p3 Z1 Z- P5.39.217.773) take the heavier side then 1乒乓球(A) | 1乒乓球(B) with extra 1乒乓球(C)
8 L8 n% t7 E1 V1 W5 \9 m$ ?if A > B then A is the one
6 M( x [: W' Atvb now,tvbnow,bttvbif B > A then B is the one# A1 N% p9 d1 V
if A = B then C is the one |
發表於 2010-10-19 05:45 PM
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