foo.cc:4:8: warning: missing terminating " character
    4 |  cout<<"4
      |        ^
foo.cc:4:8: error: missing terminating " character
    4 |  cout<<"4
      |        ^~
foo.cc:8:16: warning: missing terminating " character
    8 |       5   0   0"<<endl;
      |                ^
foo.cc:8:16: error: missing terminating " character
    8 |       5   0   0"<<endl;
      |                ^~~~~~~~
foo.cc: In function 'int main()':
foo.cc:5:8: error: expected ';' before numeric constant
    5 |       0   0   1
      |        ^  ~
      |        ;

[Hydro](https://hydro.ac)提供评测服务