View Compilation Error

0_0_39293718_29180.cpp: In function 'int main()':
0_0_39293718_29180.cpp:15:17: error: 'memset' was not declared in this scope
   15 |                 memset(a, 0, sizeof(a));
      |                 ^~~~~~
0_0_39293718_29180.cpp:4:1: note: 'memset' is defined in header '<cstring>'; did you forget to '#include <cstring>'?
    3 | #include<queue>
  +++ |+#include <cstring>
    4 | #include<vector>