View Compilation Error

0_0_39139513_21409.cpp: In function 'void set_g(node)':
0_0_39139513_21409.cpp:48:5: error: 'memset' was not declared in this scope
   48 |     memset(g, 0, sizeof g);
      |     ^~~~~~
0_0_39139513_21409.cpp:9:1: note: 'memset' is defined in header '<cstring>'; did you forget to '#include <cstring>'?
    8 | #include <map>
  +++ |+#include <cstring>
    9 | #include <string>
0_0_39139513_21409.cpp: In function 'bool bfs()':
0_0_39139513_21409.cpp:63:5: error: 'memset' was not declared in this scope
   63 |     memset(vis, '0', sizeof vis);
      |     ^~~~~~
0_0_39139513_21409.cpp:63:5: note: 'memset' is defined in header '<cstring>'; did you forget to '#include <cstring>'?
0_0_39139513_21409.cpp: At global scope:
0_0_39139513_21409.cpp:160:1: error: expected unqualified-id before '-' token
  160 | -
      | ^