import matplotlib.pyplot as plt
import numpy as np

x = np.arange(0, 2, 0.2)
# print(x)

plt.plot(x, x, 'bo')
plt.plot(x, x**2, color='#e35f62', marker='*', linewidth=2)
plt.plot(x, x**3, color='forestgreen', marker='^', markersize=9)
plt.show()