i found the ans in 30 mins but dont know correct or not?5.39.217.77:88981 }3 O2 B: {1 g' X
ans is too long! but concepts are something like that:5.39.217.77:8898' [( d, D7 R' n. w) u, p4 ?
seprate 4 groups 3 balls in one group!
% ~7 L1 x; `& ctvb 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!
9 m3 n! h- }8 h, J& G; N( vtvb now,tvbnow,bttvbthe last part is 1ball vs 1ball! something like that |