View Compilation Error

0_0_29027457_28841.cpp:2:2: error: invalid preprocessing directive #incluse
 #incluse<iostream>
  ^
0_0_29027457_28841.cpp: In function 'int main()':
0_0_29027457_28841.cpp:31:8: error: 'cin' was not declared in this scope
  while(cin >> n && n != 0)
        ^
0_0_29027457_28841.cpp:37:3: error: 'cout' was not declared in this scope
   cout << per[1];
   ^
0_0_29027457_28841.cpp:40:11: error: 'endl' was not declared in this scope
   cout << endl;
           ^