def seedE(x, y,
          a_1 = 0,
          a_2 = 63308,
          a_3 = -183326,
          b_1 = 86098,
          b_2 = 0,
          b_3 = -539608,
          m_1 = 2**31 - 1,
          m_2 = 2145483479):
    def randE():
        nonlocal x, y, a_1, a_2, a_3, b_1, b_2, b_3, m_1, m_2
        x[i] = (a_1 * x[i-1] + a_2 * x[i-2] + a_3 * x[i-3]) % m_1
        y[i] = (b_1 * y[i-1] + b_2 * y[i-2] + b_3 * y[i-3]) % m_2
        z[i]=(x[i] - y[i])%m_1
        return x_n
        return y_n
        return z_n
    return randE