2回答

• 

  寅月

  2017-08-14 20:26:33

  已采纳

  因为不能识别，87不属于case里面的任何一个。除非你写上case 87：printf（“等级D”）；但是一个个写太麻烦了。

  1 0

  我本爱兮

  非常感谢！

  2017-08-14 21:16:47

  共 1 条回复 >

• 

  qq_慕神1420022

  2022-03-31 13:36:11

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