import numpy as np
a = array([[2,0],[3,0],[3,1],[5,0],[5,1],[5,2]])

print(a)
print("conveted 2d array to 3d")
a = np.array([a])
print(a)
a=a+5
print("added 5 to each element")
print(a)
a=a-2
print("subtracted 2 from each element")
print(a)
print("multiplied 5 to each element")
a=a*5
print(a)
