View Compilation Error

0_0_38942607_20247.cpp: In function 'std::string dfs(std::string)':
0_0_38942607_20247.cpp:7:9: error: 'vector' was not declared in this scope
    7 |         vector <string> p;
      |         ^~~~~~
0_0_38942607_20247.cpp:4:1: note: 'std::vector' is defined in header '<vector>'; did you forget to '#include <vector>'?
    3 | #include<algorithm>
  +++ |+#include <vector>
    4 | using namespace std;
0_0_38942607_20247.cpp:7:23: error: expected primary-expression before '>' token
    7 |         vector <string> p;
      |                       ^
0_0_38942607_20247.cpp:7:25: error: 'p' was not declared in this scope
    7 |         vector <string> p;
      |                         ^