No Plagiarism!KiunYJXBRYtatjUAfUoFposted on PENANA 1,000,000粒沙子是一個丘,696Please respect copyright.PENANArxhrQjw92w一個丘減掉一粒沙子還是一個丘 ,696Please respect copyright.PENANApt2iH4Jxoe假如一直重複這清況的話(每次都減掉一粒沙子),到了最後會是一個丘等於一粒沙子嗎?216.73.216.251ns216.73.216.251da2