View Compilation Error

In file included from 0_0_22498743_31606.cpp:1:0:
0_0_22498743_31606.cpp: In function 'int main()':
0_0_22498743_31606.cpp:7:31: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
     while(scanf("%d%d",&a,&b!=EOF));
                               ^