View Compilation Error

0_0_35873042_23104.cpp: In function 'int main()':
0_0_35873042_23104.cpp:6:11: error: 'cin' was not declared in this scope
     while(cin >> m >> n)
           ^
0_0_35873042_23104.cpp:16:21: error: 'cout' was not declared in this scope
                     cout<<l;
                     ^
0_0_35873042_23104.cpp:17:22: error: 'cout' was not declared in this scope
                 else cout<<" "<<l;
                      ^
0_0_35873042_23104.cpp:19:18: error: 'cout' was not declared in this scope
         }if(i==0)cout<<"no";
                  ^
0_0_35873042_23104.cpp:20:9: error: 'cout' was not declared in this scope
         cout<<endl;
         ^
0_0_35873042_23104.cpp:20:15: error: 'endl' was not declared in this scope
         cout<<endl;
               ^