Main.cc: In function 'void process()':
Main.cc:18:5: error: 'vector' was not declared in this scope
   18 |     vector<string> s;
      |     ^~~~~~
Main.cc:2:1: note: 'std::vector' is defined in header '<vector>'; did you forget to '#include <vector>'?
    1 | #include<iostream>
  +++ |+#include <vector>
    2 | #include<string>
Main.cc:18:18: error: expected primary-expression before '>' token
   18 |     vector<string> s;
      |                  ^
Main.cc:18:20: error: 's' was not declared in this scope
   18 |     vector<string> s;
      |                    ^
Main.cc:28:9: warning: unused variable 'cnt' [-Wunused-variable]
   28 |     int cnt=0;
      |         ^~~