View Compilation Error

0_0_33613461_4493.cpp:5:9: error: #include expects "FILENAME" or <FILENAME>
 #include
         ^
0_0_33613461_4493.cpp:7:9: error: #include expects "FILENAME" or <FILENAME>
 #include
         ^
0_0_33613461_4493.cpp: In function 'int main()':
0_0_33613461_4493.cpp:21:9: error: 'cin' was not declared in this scope
  while (cin >> k)
         ^
0_0_33613461_4493.cpp:37:22: error: 'printf' was not declared in this scope
      printf("%d\n", a);
                      ^
0_0_33613461_4493.cpp:47:8: error: 'cout' was not declared in this scope
   else cout << "no" << endl;
        ^
0_0_33613461_4493.cpp:47:24: error: 'endl' was not declared in this scope
   else cout << "no" << endl;
                        ^