View Compilation Error

0_0_20559418_28895.cpp:1:2: error: invalid preprocessing directive #includ
 #includ<iostream>
  ^
0_0_20559418_28895.cpp: In function 'int main()':
0_0_20559418_28895.cpp:42:13: error: 'cout' was not declared in this scope
             cout<<"what?"<<endl;
             ^
0_0_20559418_28895.cpp:42:28: error: 'endl' was not declared in this scope
             cout<<"what?"<<endl;
                            ^
0_0_20559418_28895.cpp:48:13: error: 'cout' was not declared in this scope
             cout<<b1<<endl;
             ^
0_0_20559418_28895.cpp:48:23: error: 'endl' was not declared in this scope
             cout<<b1<<endl;
                       ^