"""输出文件的内容，按照五个一页的元素进行分类（divmod算商和余数）"""with open('TG.txt',encoding='utf-8') as f: l=f.readlines()jk=[]for i in l: jk.append(str(l.index(i)+1)+'.'+i)# print(len(jk))div,mod=divmod(len(jk),5)# print(div,mod)m=0while m<3: page_num = input("请输入页码: ") if int(page_num)>0 and int(page_num)<div+1: for n in range(5): print(jk[((int(page_num)-1)*5+n)].strip()) elif int(page_num)==div+1: for n in range(mod): print(jk[div*5+n].strip()) else: m += 1 print("请重新输入页码%s次,错误3次就会终止程序" %m)
转载于:https://www.cnblogs.com/sihong/p/11081852.html
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