View Compilation Error

0_0_39484548_6483.cpp: In function 'void bfs()':
0_0_39484548_6483.cpp:41:5: error: 'memset' was not declared in this scope
   41 |     memset(vis, 0, sizeof(vis));
      |     ^~~~~~
0_0_39484548_6483.cpp:11:1: note: 'memset' is defined in header '<cstring>'; did you forget to '#include <cstring>'?
   10 | #include<stack>
  +++ |+#include <cstring>
   11 | #include<string>
0_0_39484548_6483.cpp: In function 'int main()':
0_0_39484548_6483.cpp:180:9: error: 'memset' was not declared in this scope
  180 |         memset(stmap, 0, sizeof(stmap));
      |         ^~~~~~
0_0_39484548_6483.cpp:180:9: note: 'memset' is defined in header '<cstring>'; did you forget to '#include <cstring>'?