read through this, interesting i say 
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+ i* Q) a; h3 @; Ybut this one -- "1.没有一张纸可对折超过9次" ... ...
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6 x6 q7 c# Q0 t# ^: Z7 s- Y% [! Z5.39.217.76correct me if i'm wrong: i think i've heard that "... not to be able to fold up more than 6 times" ... ... ... ...
8 M2 s$ ~8 ] {. C/ btvb now,tvbnow,bttvbtvb now,tvbnow,bttvb7 |8 o# X7 G0 b
and i've tired... really, it's hard as hell, or, should i say, impossible to fold the 7th times ?! 5.39.217.76; f6 k4 y% P$ r7 ?
# U4 h w; U; Sanyway, thanks for sharing this interesting topic to us all  |