def findMinAndMax(L): if not len(L): return (None, None) min0 = L[0] max0 = L[0] for i in L: if i >= max0: max0 = i elif i <= min0: min0 = i return (min0, max0)
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这是一张牛吃草图
def findMinAndMax(L): if not len(L): return (None, None) min0 = L[0] max0 = L[0] for i in L: if i >= max0: max0 = i elif i <= min0: min0 = i return (min0, max0)