The problem with some of the answer replied was that the question did not specify whether the odd one is heavier or lighter and a lot of the reply can not be validate as assumptions are made without being tested.
The problem with some of the answer replied was that the question did not specify whether the odd one is heavier or lighter and a lot of the reply can not be validate as assumptions are made without being tested.
# i$ b; y6 M$ mtvb now,tvbnow,bttvb5.39.217.77:8898; a- e9 \5 b, g" w
5.39.217.77:88984 [! ?, Q; J3 \$ |5 @
Well, I think you have to spend 30 minutes (or more) to read the question more carefully.2 M/ [8 |; H/ Q# N% S2 D/ n7 h9 z
tvb now,tvbnow,bttvb4 p3 l0 `% G5 f8 a/ Y" l0 H3 T
The key point you miss is "重量異常" not just heaver. 2 ]% ~: u1 o& Z9 g9 l5 N2 k# DThis means you don't know the ball is lighter or heaver.