First, randomly select 10 balls out of 12: test 5:5
) ~% v* y6 f' c- |/ |# m& m% ]if(1) same then
. P# Z+ F3 D7 }& u$ vtvboxnow.com take the heavier part, test 2:2tvboxnow.com3 ]+ T% p0 p. R" R1 Y
if(2) same then
$ o/ C8 \" x' N; C* Wtvboxnow.com get the last ball with difference weight
3 T' a4 }* n( C! m elsetvb now,tvbnow,bttvb2 L5 e1 E# |9 {$ F' z. y" N
take the heavier part, test 1:1/ R" a% Z2 x H5 g% F
get the ball with difference weighttvboxnow.com- ~! P' u& K5 J
end if(2)
9 D% H0 c$ J" Pelse
# c0 _# L& o" @! s test another 2 ball
, \( d3 [: d2 F) |/ G' ~. u get the ball with difference weight
1 a7 p" D, I# r: y$ r: |, ztvboxnow.comend if(1) |