i found the ans in 30 mins but dont know correct or not?
: S0 y/ G/ L# j7 \1 tans is too long! but concepts are something like that:* G5 m' z/ H0 U @' c3 [
seprate 4 groups 3 balls in one group!
. b3 | L2 U3 v6 Atvb now,tvbnow,bttvbthe important part is the 2nd times which need to find out the fake ball is heavier or lighter by use the normal ball that u find at the first time!
3 D: w3 B9 P6 f* g$ f5 @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。the last part is 1ball vs 1ball! something like that |