foo.cc:6:10: warning: missing terminating " character
    cout<<"A
          ^
foo.cc:6:10: error: missing terminating " character
    cout<<"A
          ^~
foo.cc:9:18: warning: missing terminating " character
           AAAAAAA";
                  ^
foo.cc:9:18: error: missing terminating " character
           AAAAAAA";
                  ^~
foo.cc: In function 'int main()':
foo.cc:7:11: error: 'AAA' was not declared in this scope
           AAA
           ^~~

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