View Compilation Error

0_0_39381260_4922.cpp:1:2: error: invalid preprocessing directive #bits
    1 | #bits/stdc++.h>
      |  ^~~~
0_0_39381260_4922.cpp: In function 'int main()':
0_0_39381260_4922.cpp:6:12: error: 'cin' is not a member of 'std'
    6 | while(std::cin >> a >> b){
      |            ^~~
0_0_39381260_4922.cpp:1:1: note: 'std::cin' is defined in header '<iostream>'; did you forget to '#include <iostream>'?
  +++ |+#include <iostream>
    1 | #bits/stdc++.h>
0_0_39381260_4922.cpp:9:6: error: 'cout' is not a member of 'std'
    9 | std::cout << d << '\n';
      |      ^~~~
0_0_39381260_4922.cpp:9:6: note: 'std::cout' is defined in header '<iostream>'; did you forget to '#include <iostream>'?