运行 ID: 47096

Main.cc: In function ‘int main()’:
Main.cc:8:29: warning: operation on ‘i’ may be undefined [-Wsequence-point]
       for (i = 1; i <= 11; i=i++)
                            ~^~~~
Main.cc: At global scope:
Main.cc:15:9: error: expected unqualified-id before ‘return’
         return 0;
         ^~~~~~
Main.cc:16:1: error: expected declaration before ‘}’ token
 }
 ^