UVA 11547 Automatic Answer

#include <stdio.h>
int main()
{
    int T,n;
    scanf("%d",&T);
    while(T--)
    {
        scanf("%d",&n);
        int ans=(n*567/9+7492)*235/47-498;
        if(ans<0) ans=-ans;
        printf("%d\n",ans/10%10);
    }
    return 0;
}