View Compilation Error

0_0_21809490_22045.cpp:11:1: error: 'map' does not name a type
 map<ULL, int> mp;
 ^
0_0_21809490_22045.cpp: In function 'int main()':
0_0_21809490_22045.cpp:16:40: error: 'scanf' was not declared in this scope
     while(~scanf("%d%d%s", &m, &l, &str)) {
                                        ^
0_0_21809490_22045.cpp:17:25: error: 'strlen' was not declared in this scope
         len = strlen(str);
                         ^
0_0_21809490_22045.cpp:22:13: error: 'mp' was not declared in this scope
             mp.clear();
             ^
0_0_21809490_22045.cpp:38:27: error: 'printf' was not declared in this scope
         printf("%d\n", ans);
                           ^