平均数
import osdef average(*args): sum = 0.0 if len(args) == 0: return sum for x in args: sum = sum x return sum / len(args)print (average())print (average(1, 2))print (average(1, 2, 2, 3, 4))os.system('pause')
平均数import osdef average(*args): sum = 0.0 if len(args) == 0: return sum for x in args: sum = sum x return sum / len(args)print (average())print (average(1, 2))print (average(1, 2, 2, 3, 4))os.system('pause')
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