def findMinAndMax(L):
if len(L) == 0:
return(None,None)
else:
for x in [L]:
a = min(x)
b = max(x)
return(a,b)
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def findMinAndMax(L):
if len(L) == 0:
return(None,None)
else:
for x in [L]:
a = min(x)
b = max(x)
return(a,b)