View Compilation Error

0_0_37185324_19511.cpp: In function 'int main()':
0_0_37185324_19511.cpp:4:1: error: expected primary-expression before '.' token
 .    int a, b;
 ^
0_0_37185324_19511.cpp:4:6: error: expected unqualified-id before 'int'
 .    int a, b;
      ^
0_0_37185324_19511.cpp:5:21: error: 'a' was not declared in this scope
     while(std::cin>>a>>b)
                     ^
0_0_37185324_19511.cpp:5:24: error: 'b' was not declared in this scope
     while(std::cin>>a>>b)
                        ^