请说出下面一段代码的输出结果

int test1() 

 { 

   int i = 10; 

   return i++; 

 } 



 int test2() 

 { 

   int i = 10; 

   return (i++); 

 } 





 int test3() 

 { 

   int i = 10; 

   return ++i; 

 } 





 int main() 

 { 

   printf("%d\n", test1()); 

   printf("%d\n", test2()); 
  printf("%d\n", test3());
}


答案(白色字):

10

10

11



答案结束


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