def METHOD_NAME(x):
    obj = 0
    for i in range(3):
        obj += (
            (x[2 * i - 2] - 3) ** 2 / 1000.0
            - (x[2 * i - 2] - x[2 * i - 1])
            + math.exp(20.0 * (x[2 * i - 2] - x[2 * i - 1]))
        )
    return [obj]