View Compilation Error

0_0_13797327_10601.cpp:1:9: error: #include expects "FILENAME" or <FILENAME>
 #include
         ^
0_0_13797327_10601.cpp:2:9: error: #include expects "FILENAME" or <FILENAME>
 #include
         ^
0_0_13797327_10601.cpp: In function 'int main()':
0_0_13797327_10601.cpp:45:22: error: 'scanf' was not declared in this scope
     scanf("%d", &test);
                      ^
0_0_13797327_10601.cpp:51:52: error: 'printf' was not declared in this scope
                 case 0:printf("Case %d: 1\n", cas++);break;
                                                    ^
0_0_13797327_10601.cpp:59:118: error: 'printf' was not declared in this scope
         printf("Case %d: %lld\n",cas++, (b.mat[0][0] * 4 + b.mat[0][1] * 5 + b.mat[0][2] * 3 + b.mat[0][3] * 1) % mod);
                                                                                                                      ^