View Compilation Error

0_0_38854357_22166.cpp: In function 'void ASubB()':
0_0_38854357_22166.cpp:35:17: error: 'memset' was not declared in this scope
   35 |                 memset(arr1,0,sizeof(arr1));
      |                 ^~~~~~
0_0_38854357_22166.cpp:2:1: note: 'memset' is defined in header '<cstring>'; did you forget to '#include <cstring>'?
    1 | #include <stdio.h>
  +++ |+#include <cstring>
    2 |