View Compilation Error

0_0_23918413_32705.cpp:1:9: error: #include expects "FILENAME" or <FILENAME>
 #include
         ^
0_0_23918413_32705.cpp: In function 'int main()':
0_0_23918413_32705.cpp:25:26: error: 'scanf' was not declared in this scope
     while (scanf("%d", &i), i){
                          ^
0_0_23918413_32705.cpp:26:36: error: 'printf' was not declared in this scope
         printf("%d\n", lucky[i - 1]);
                                    ^