/in/foo.cc: In function 'std::ostream& operator<<(std::ostream&, const Complex&)':
/in/foo.cc:17:26: error: assignment of member 'Complex::imag' in read-only object
   17 |                 if(c.imag=0){
      |                    ~~~~~~^~
/in/foo.cc: In function 'int main()':
/in/foo.cc:25:45: error: a function-definition is not allowed here before '{' token
   25 |         void bubbleSort(Complex arr[],int n){
      |                                             ^
/in/foo.cc:36:17: warning: empty parentheses were disambiguated as a function declaration [-Wvexing-parse]
   36 |         int main() {
      |                 ^~
/in/foo.cc:36:17: note: remove parentheses to default-initialize a variable
   36 |         int main() {
      |                 ^~
      |                 --
/in/foo.cc:36:17: note: or replace parentheses with braces to value-initialize a variable
/in/foo.cc:36:20: error: a function-definition is not allowed here before '{' token
   36 |         int main() {
      |                    ^
/in/foo.cc:50:2: error: expected '}' at end of input
   50 | }
      |  ^
/in/foo.cc:24:11: note: to match this '{'
   24 | int main(){
      |           ^