View Compilation Error

0_0_39761914_10028.cpp:1:10: error: #include expects "FILENAME" or <FILENAME>
    1 | #include iostream
      |          ^~~~~~~~
0_0_39761914_10028.cpp: In function 'int main()':
0_0_39761914_10028.cpp:7:7: error: 'cin' was not declared in this scope
    7 | while(cin<<a<<b)
      |       ^~~
0_0_39761914_10028.cpp:1:1: note: 'std::cin' is defined in header '<iostream>'; did you forget to '#include <iostream>'?
  +++ |+#include <iostream>
    1 | #include iostream
0_0_39761914_10028.cpp:13:1: error: 'cout' was not declared in this scope
   13 | cout<<sum<<endl;
      | ^~~~
0_0_39761914_10028.cpp:13:1: note: 'std::cout' is defined in header '<iostream>'; did you forget to '#include <iostream>'?
0_0_39761914_10028.cpp:13:12: error: 'endl' was not declared in this scope
   13 | cout<<sum<<endl;
      |            ^~~~
0_0_39761914_10028.cpp:1:1: note: 'std::endl' is defined in header '<ostream>'; did you forget to '#include <ostream>'?
  +++ |+#include <ostream>
    1 | #include iostream