put in 6 1st. (3 vs 3)
, j |. n) H5 bif no different, meaning the ball in the other 6.- ^ t) M7 f0 `& w# P
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then put in 3 known normal ball and 3 unknown ball.5 P2 h- d5 t% R4 \# d* [
if equal, then the remain 3 ball contain the diff or other way round.
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/ j H. F: ^" e) Y3rd step....
& n6 N) e- ]0 B# Dput in unknown ball 1 vs 18 j0 |. \+ o* {# o6 F3 ^1 O: @
if equal, remain ball is the target
, b2 i: t: g0 @& i公仔箱論壇if not...... |