n,q = map(int,input().split()) librarylist = [] #存放图书编号的列表 librarySet = set() #临时存放图书编号的集合 printlist = [] #要输出的结果 def findBook(n,s): global librarylist tlist = [] #存储符合条件的数据 for book in librarylist: if str(book).find(s,-n) >= 0: #数字转换为字符串方便查找 ...