put 3 balls on each side, 2 |, w5 I' H8 {6 \# k+ ?6 {# I
if balance, we can prove that all 6 balls on the 天平 is normal,
& D, |" J8 @4 ^" m4 r4 v0 Fif not balance, we can prove that the 6 balls outside the 天平 is normal.
- o' z: `& ?. mTVBNOW 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 use the proved-normal ball on one side and put the other ball on other side
3 a9 X: Z8 i( }9 P/ Vtvb now,tvbnow,bttvbto determine the abnormal is heavy and light |