/in/foo.c: In function 'main':
/in/foo.c:23:47: error: expected ';' before 'printf'
   23 |                     printf("%.2f+%.2fi\n",r,i)
      |                                               ^
      |                                               ;
   24 |                         printf("%.2f-%.2fi\n",r,i);
      |                         ~~~~~~