Write a Python program to plot two or more lines with legends, different widths and colors.
import matplotlib.pyplot as plt x1 = [10,20,30] y1 = [20,40,10] plt.plot(x1, y1, color='blue', linewidth=3, label='line1') x2 = [10,20,30] y2 = [40,10,30] plt.plot(x2, y2, color='red', linewidth=4, label='line2') plt.legend() plt.show()