View Compilation Error

0_0_39110141_6213.cpp: In function 'int cal(int, int, int)':
0_0_39110141_6213.cpp:14:9: error: 'memset' was not declared in this scope
   14 |         memset(anss, 0, 100000);
      |         ^~~~~~
0_0_39110141_6213.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;