View Compilation Error

0_0_39201863_11268.cpp: In function 'int main()':
0_0_39201863_11268.cpp:6:11: error: expected unqualified-id before 'int'
    6 |    int a, int b;
      |           ^~~
0_0_39201863_11268.cpp:7:21: error: 'b' was not declared in this scope
    7 |    std::cin >> a >> b;
      |                     ^
0_0_39201863_11268.cpp:8:26: error: 'endl' was not declared in this scope; did you mean 'std::endl'?
    8 |    std::cout << a + b << endl;
      |                          ^~~~
      |                          std::endl
In file included from gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/unique_ptr.h:42,
                 from gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/memory:78,
                 from .\stdc++.h:56:
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/ostream:735:5: note: 'std::endl' declared here
  735 |     endl(basic_ostream<_CharT, _Traits>& __os)
      |     ^~~~