def findMinAndMax (L): if len(L)==0: return (None,None) else : min=max=L[0] for value in L: if min >= value: min=value if max<value: max=value
return min,max
if findMinAndMax([]) != (None, None): print('测试失败!') elif findMinAndMax([7]) != (7, 7): print('测试失败!') elif findMinAndMax([7, 1]) != (1, 7): print('测试失败!') elif findMinAndMax([7, 1, 3, 9, 5]) != (1, 9): print('测试失败!') else: print('测试成功!')
Sign in to make a reply
花花花花旗参
def findMinAndMax (L): if len(L)==0: return (None,None) else : min=max=L[0] for value in L: if min >= value: min=value if max<value: max=value
if findMinAndMax([]) != (None, None): print('测试失败!') elif findMinAndMax([7]) != (7, 7): print('测试失败!') elif findMinAndMax([7, 1]) != (1, 7): print('测试失败!') elif findMinAndMax([7, 1, 3, 9, 5]) != (1, 9): print('测试失败!') else: print('测试成功!')