x No Plagiarism!35IUq297XFOPZuUj05yVposted on PENANA 如圖所示︰251Please respect copyright.PENANAUnPgC6eEQp移動一根火柴,251Please respect copyright.PENANApVW7CyimcK使圖中的算式成立。8964 copyright protection247PENANA657sOpvQPM 維尼216.73.216.176ns216.73.216.176da2