Main.cc: In function 'int main()':
Main.cc:9:7: error: no match for 'operator/' (operand types are 'int' and 'std::ostream {aka std::basic_ostream}')
g=a/
^
Main.cc:9:7: note: candidate: operator/(int, int)
Main.cc:9:7: note: no known conversion for argument 2 from 'std::ostream {aka std::basic_ostream}' to 'int'