foo.cc:5:11: warning: missing terminating " character
    5 |    printf("A/nAAA/nAAAAA/nAAAAAAA);
      |           ^
foo.cc:5:11: error: missing terminating " character
    5 |    printf("A/nAAA/nAAAAA/nAAAAAAA);
      |           ^~~~~~~~~~~~~~~~~~~~~~~~~
foo.cc: In function 'int main()':
foo.cc:6:2: error: expected primary-expression before 'return'
    6 |  return 0;
      |  ^~~~~~

[Hydro](https://hydro.ac)提供评测服务