[IQ題] How young is your brain?

无奈的寂寞

1) observe the number for 1 second. Capture the numbers.tvb now,tvbnow,bttvb& z0 |' L! g) m, a# p% C8 o1 n% _
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2) press the number in sequence.
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! z3 C0 v9 ~: t2 f& b) ?3) At the end of the questions, the Number shown is your age of thebrain.