/in/foo.cc:11:1: error: expected ';' after class definition
 }
 ^
/in/foo.cc:14:1: error: 'll' does not name a type
 ll money = 0, ans = 0;
 ^~
/in/foo.cc:17:1: error: expected ',' or ';' before 'int'
 int main() {
 ^~~