#implement different types of graphs available in python
#bargraph
import matplotlib.pyplot as plt 
x = [10,20,30,40,50] 
y = [10,50,60,20,30] 
plt.bar(x,y) 
plt.show() 
#histogram
z= [10, 5, 8, 4, 2] 
plt.hist(z) 
plt.show() 
#line graph
a = [5, 2, 9, 4, 7] 
b = [10, 5, 8, 4, 2] 
plt.plot(a,b) 
plt.show() 
#scatter graph
x_values = [0,1,2,3,4,5]
squares = [0,1,4,9,16,25]
plt.scatter(x_values,squares, s=10, color = "pink")
plt.show()