def findMinAndMax(L): if not L: return (None,None) m,n = L[0],L[0] for key in L: if key <= m: m = key if key >= n: n = key return (m,n)
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常常23333
-- coding: utf-8 --
def findMinAndMax(L): if not L: return (None,None) m,n = L[0],L[0] for key in L: if key <= m: m = key if key >= n: n = key return (m,n)