View Compilation Error

0_0_40027888_9822.cpp: In function 'int dfs()':
0_0_40027888_9822.cpp:22:9: error: 'memset' was not declared in this scope
   22 |         memset(visited, false, sizeof(visited));
      |         ^~~~~~
0_0_40027888_9822.cpp:3:1: note: 'memset' is defined in header '<cstring>'; did you forget to '#include <cstring>'?
    2 | #include<queue>
  +++ |+#include <cstring>
    3 | using namespace std;