import re;f=lambda s:''.join(re.match("[!'-*.\w-]",c,256)and c or'%%%02X'%ord(c)for c in s)
print(f("http://c...content-available-to-author-only...e.com/"))
print(f("[@=>]{#}"))
print(f("Test String"))
print(f("ÑÉÐÔ®"))
print(f("\x0f\x16\x7f"))
print(f(''.join(map(chr, range(128, 256)))))
print(f(''.join(map(chr, range(32, 128)))))
aW1wb3J0IHJlO2Y9bGFtYmRhIHM6Jycuam9pbihyZS5tYXRjaCgiWyEnLSouXHctXSIsYywyNTYpYW5kIGMgb3InJSUlMDJYJyVvcmQoYylmb3IgYyBpbiBzKQogICAgIApwcmludChmKCJodHRwOi8vYy4uLmNvbnRlbnQtYXZhaWxhYmxlLXRvLWF1dGhvci1vbmx5Li4uZS5jb20vIikpCnByaW50KGYoIltAPT5deyN9IikpCnByaW50KGYoIlRlc3QgU3RyaW5nIikpCnByaW50KGYoIsORw4nDkMOUwq4iKSkKcHJpbnQoZigiXHgwZlx4MTZceDdmIikpCgpwcmludChmKCcnLmpvaW4obWFwKGNociwgcmFuZ2UoMTI4LCAyNTYpKSkpKQpwcmludChmKCcnLmpvaW4obWFwKGNociwgcmFuZ2UoMzIsIDEyOCkpKSkp