read through this, interesting i say 
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) u/ X1 q" m( |2 d- x7 Jbut this one -- "1.没有一张纸可对折超过9次" ... ...
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correct me if i'm wrong: i think i've heard that "... not to be able to fold up more than 6 times" ... ... ... ...$ a# e0 w4 `' N4 E
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and i've tired... really, it's hard as hell, or, should i say, impossible to fold the 7th times ?!
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2 k0 E! d, `3 }6 z: janyway, thanks for sharing this interesting topic to us all  |