import matplotlib.pyplot as mt
import numpy as np
xpoint=np.arange(0,10);
x1=np.array([0,1,2,3])
y1=np.array([3,8,1,10])
x2=np.array([3,5,7,2])
y2=np.array([1,5,9,0])
#mt.plot(x1,y1)
mt.plot(x2,y1)
mt.show()
print(xpoint)
