put 3 balls on each side,
3 C& z. M% R& F4 OTVBNOW 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。if balance, we can prove that all 6 balls on the 天平 is normal, 0 x2 f. a6 E7 ^* }* ~1 Y
if not balance, we can prove that the 6 balls outside the 天平 is normal.www3.tvboxnow.com1 b# G0 |" D# x2 \1 w2 o: [
then use the proved-normal ball on one side and put the other ball on other side
, t8 ?) v0 p- P' }www3.tvboxnow.comto determine the abnormal is heavy and light |