foo.cc:5:11: error: extended character “ is not valid in an identifier
    5 |     cout<<“Hello World!”;
      |           ^
foo.cc:5:24: error: extended character ” is not valid in an identifier
    5 |     cout<<“Hello World!”;
      |                        ^
foo.cc: In function 'int main()':
foo.cc:5:11: error: '\U0000201cHello' was not declared in this scope
    5 |     cout<<“Hello World!”;
      |           ^~~~~~

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