View Compilation Error

0_0_35579114_2401.cpp:3:7: error: expected constructor, destructor, or type conversion before '(' token
 memset(id, 0, sizeof(id));
       ^
0_0_35579114_2401.cpp:4:15: error: expected constructor, destructor, or type conversion before '(' token
         memset(num, 0, sizeof(num));
               ^