View Compilation Error

0_0_36403830_25436.cpp:2:8: error: expected unqualified-id before 'int'
 int a, int b;
        ^
0_0_36403830_25436.cpp: In function 'int main()':
0_0_36403830_25436.cpp:5:32: error: 'b' was not declared in this scope
     while (scanf ("%d%d", &a, &b) != EOF) {
                                ^