个回答

• 51cds

  2015-10-25 20:05:00

  已采纳

  //第一种
  int i=1,sum=2;
  i++;         //该语句执行完后i的值为2
  sum=sum+i;   //此时sum=2+2=4;
  //第二种
  int i=1,sum=2;
  sum=sum+i;   //此时sum=2+1=3;
  i++;         //该语句执行完后i的值为2

  
  

  0

• 慕田峪8271834

  2022-03-10 01:47:34

  
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