15、以下程序执行的结果是: my_dict={'bill':1,'rich':2,'fred':10,'walter':20} temp = 0 for value in my_dict.values(): temp = temp + value print (temp)

15、以下程序执行的结果是: my_dict={'bill':1,'rich':2,'fred':10,'walter':20} temp = 0 for value in my_dict.values(): temp = temp + value print (temp)


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