i found the ans in 30 mins but dont know correct or not?
7 i) T# v2 E# {os.tvboxnow.comans is too long! but concepts are something like that:; M$ o$ f/ b6 e t' Y; {0 s
seprate 4 groups 3 balls in one group!
8 A' d, @9 x# u9 W( v( Ktvb 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!
& @# I& O+ G3 I0 k7 athe last part is 1ball vs 1ball! something like that |