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获取最大最小值

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大灰灰69223

#1 Created at ... [Delete] [Delete and Lock User] 
def findMinAndMax(L):    if len(L) == 0:        return None,None    maxNum = L[0]    minNum = L[0]    for i in L:        if maxNum <= i:            maxNum = i        if minNum >= i:            minNum = i    return minNum,maxNum

大灰灰69223

#2 Created at ... [Delete] [Delete and Lock User]

def findMinAndMax(L):

    if len(L) == 0:

        return None,None

    maxNum = L[0]

    minNum = L[0]

    for i in L:

        if maxNum <= i:

            maxNum = i

        if minNum >= i:

            minNum = i

    return minNum,maxNum

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