C段IP筛选整理去重.PY，ip.py,＂＂＂C段IP筛选整理去

C段IP筛选整理去重.PY，ip.py,"""C段IP筛选整理去

"""C段IP筛选整理去重.PY依山居 16:04 2015/11/11吐槽，这题本质是个去重处理。我写了半天没写出来。题目来源： http://www.bathome.net/thread-38037-1-2.html"""import timestart=time.time()with open("a.txt","r") as f:    txt=f.read()    ll=[]    ip=txt.rsplit()    for l in ip:        l=l.split(".")        l[-1]="1"        joinl=".".join(l)        if (joinl not in ll):           ll.append(joinl)           print(joinl)end=time.time()pt=end-startprint("程序运行时间：",pt)try:    input("按回车退出")except SyntaxError:    pass"""输出：192.168.1.1192.168.2.1192.168.5.1192.168.6.1192.168.9.1192.169.3.1程序运行时间： 0.022000789642333984"""