def trim(s):
if s[0] ==" ":
s = trim(s[1:])
elif s[-1] == " ":
s= trim(s[:-1])
return s
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Wynne
def trim(s):
if s[0] ==" ":
s = trim(s[1:])
elif s[-1] == " ":
s= trim(s[:-1])
return s