import matplotlib
import matplotlib.pyplot as plt
import numpy as np
x=['0','60','70','80','90']
h=[1,4,26,21,5]
h.reverse()

plt.bar(x,h)
plt.show()

#x = np.linspace(0,10,100)
#y = np.exp(-x)
#plt.plot(x,y)
#plt.show()
print ('plot is done')