/in/foo.cc: In function 'int main()':
/in/foo.cc:10:20: error: expected ';' before '}' token
   10 |                 b=c
      |                    ^
      |                    ;
   11 |         }
      |         ~           
/in/foo.cc:12:9: error: 'fibn' was not declared in this scope
   12 |         fibn=b;
      |         ^~~~
/in/foo.cc:16:20: error: expected ';' before '}' token
   16 |                 b=c
      |                    ^
      |                    ;
   17 |         }
      |         ~           
/in/foo.cc:18:9: error: 'fibn_' was not declared in this scope
   18 |         fibn_=b;
      |         ^~~~~