print('Hello world!')

import matplotlib.pyplot as plt
import numpy as np

x = [33000,35000,44000]

y = ["oct","dec","jan"]

plt.plot(x,y)
plt.show()

import matplotlib.pyplot as plt
import numpy as np

x = [500,450,655,780]

y = ["may","june","aug","sep"]

plt.plot(x,y)
plt.show()

import matplotlib.pyplot as plt
import numpy as np

x = np.array([30,40])
y = np.array([40,50])

plt.plot(x,y)
plt.show()