put 3 balls on each side,
# S4 J- R: g, ~5 Xif balance, we can prove that all 6 balls on the 天平 is normal, 5.39.217.76: M% T0 }# j7 ~0 z5 U+ W+ ^
if not balance, we can prove that the 6 balls outside the 天平 is normal.
# V+ b i4 O& q3 g6 t9 TTVBNOW 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
& r" h5 E6 O1 Y; a- M: ^0 `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。to determine the abnormal is heavy and light |