// simple conditional example
// x = 2 -> 2 + 1 + 2**3 = 11
// x = 5 -> 5 + 5 + 5**3 = 135
def main(field x) -> field {
    field y = x < 3 ? 1 : 5;
    field z = y < x ? x**3 : y**3;
    return x + y + z;
}