def findMinAndMax(L):
if(L ==[]):
return (None,None)
minValue,maxValue=L[0],L[0]
for i in L:
if i > maxValue:
maxValue=i
if i < minValue:
minValue=i
return (minValue,maxValue)
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def findMinAndMax(L):
if(L ==[]):
return (None,None)
minValue,maxValue=L[0],L[0]
for i in L:
if i > maxValue:
maxValue=i
if i < minValue:
minValue=i
return (minValue,maxValue)