View Compilation Error

0_0_19844839_10707.cpp:1:11: error: #include expects "FILENAME" or <FILENAME>
 #include  
           ^
0_0_19844839_10707.cpp:2:11: error: #include expects "FILENAME" or <FILENAME>
 #include  
           ^
0_0_19844839_10707.cpp: In function 'int main()':
0_0_19844839_10707.cpp:10:35: error: 'scanf' was not declared in this scope
     while (scanf("%d%I64d", &n, &m) != EOF){  
                                   ^
0_0_19844839_10707.cpp:10:40: error: 'EOF' was not declared in this scope
     while (scanf("%d%I64d", &n, &m) != EOF){  
                                        ^
0_0_19844839_10707.cpp:15:50: error: 'ceil' was not declared in this scope
             int t = ceil(m * 1.0 / (f[n - 1] + 1));  //ceil函数是返回大于或者等于指定表达式的最小整数  
                                                  ^
0_0_19844839_10707.cpp:17:27: error: 'printf' was not declared in this scope
                 printf(" ");  
                           ^
0_0_19844839_10707.cpp:19:30: error: 'printf' was not declared in this scope
             printf("%d", a[t]);  
                              ^
0_0_19844839_10707.cpp:25:20: error: 'printf' was not declared in this scope
         printf("\n");  
                    ^