View Compilation Error

0_0_35722854_21795.cpp: In function 'int main()':
0_0_35722854_21795.cpp:14:9: error: 'cin' was not declared in this scope
  while (cin >> column&&column != 0)
         ^
0_0_35722854_21795.cpp:24:6: error: 'cout' was not declared in this scope
      cout << s[(j - 1) * column + i - 1];
      ^
0_0_35722854_21795.cpp:26:6: error: 'cout' was not declared in this scope
      cout << s[j * column - 1 - (i - 1)];
      ^
0_0_35722854_21795.cpp:29:3: error: 'cout' was not declared in this scope
   cout << endl;
   ^
0_0_35722854_21795.cpp:29:11: error: 'endl' was not declared in this scope
   cout << endl;
           ^