#Three lines to make our compiler able to draw:

import sys

import matplotlib

matplotlib.use('Agg')

​

import numpy as np

from scipy.spatial import ConvexHull

import matplotlib.pyplot as plt

​

points = np.array([

  [2, 4],

  [3, 4],

  [3, 0],

  [2, 2],

  [4, 1],

  [1, 2],

  [5, 0],

  [3, 1],

  [1, 2],

  [0, 2]

])

​

hull = ConvexHull(points)

hull_points = hull.simplices

​

plt.scatter(points[:,0], points[:,1])

for simplex in hull_points:

  plt.plot(points[simplex,0], points[simplex,1], 'k-')

​

plt.show()

​

#Two  lines to make our compiler able to draw:

plt.savefig(sys.stdout.buffer)

sys.stdout.flush()