a=0
b=0
c=0
d=0
while a < 255:
    while b < 255:
        while c< 255:
            while d < 255:
                print "%s.%s.%s.%s" % (a,b,c,d)
                d+=1
            d=0
            c+=1
        c=0
        b+=1
    b=0
    a+=1
print "internet is complete"