• + 5 comments

    my code isnt working..please tell me why

    int main() {
        
        long int i=0,j=0,k=0,m=0,x=0,d=0,r=0;
        cin>>i>>j>>k;
        for(m=i;m<=j;m++)
        {
            r=0;
            while(m!=0)
            {
                d=m%10;
                r=r*10+d;
                m=m/10;
            }
            if((abs(r-m)%k)==0)
                x++;
        }
        cout<<x;
        return 0;
    }