def findMinAndMax(L):
if len(L) <= 0:
return(None, None)
minNum = L[0]
maxNum = L[0]
for i in range(len(L)):
if L[i] < minNum:
minNum = L[i]
elif L[i] > maxNum:
maxNum = L[i]
return minNum, maxNum
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def findMinAndMax(L):
if len(L) <= 0:
return(None, None)
minNum = L[0]
maxNum = L[0]
for i in range(len(L)):
if L[i] < minNum:
minNum = L[i]
elif L[i] > maxNum:
maxNum = L[i]
return minNum, maxNum