def findMinAndMax(L): if not L: return (None,None) x = L[0] y = L[0] for i in L: if(x>=i): x = i if(y<=i): y = i return (x,y) findMinAndMax([-1,-2,-3,-4,-5,-16,-1])
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陌年莫流伤
def findMinAndMax(L): if not L: return (None,None) x = L[0] y = L[0] for i in L: if(x>=i): x = i if(y<=i): y = i return (x,y) findMinAndMax([-1,-2,-3,-4,-5,-16,-1])