static int
run(SchedTask *s)
{
    // get input
    float* A = (float*)s->get_input(0);
    float* B = (float*)s->get_input(1);
    // get output
    float* C = (float*)s->get_output(0);
    // get index
    long i = (long)s->x;

    C[i]=A[i]*B[i];

    return 0;
}